Stages Cycling Power L - Dura-Ace 9100 G2At less than 20g, the Stages Power Meter G2 is incredibly lightweight and features tool free battery replacement and a sleek, durable housing built on Shimano’s Dura-Ace 9100 non-drive-side crank arm. It is suitable for use with all Shimano HollowTech II road drivetrains.Tour ProvenNational Champs, World Champs and even 3 consecutive Tour De France victories, Stages Power has been proven as one of the best power meters at every level of racing.Active Temperature Compensation as Standard EquipmentIn order to achieve the most accurate readings, Stages Power has created the first power meter to incorporate automatic temperature compensation. This enables Stages Power to provide the most accurate readings no matter what conditions you're riding in.Features: Tool free battery replacement Active temperature compensation Accelerometer based cadence measurement Wirelessly upgradable firmwareSpecifications: Accuracy: ± 2% Power Meter Housing: Low profile design, with robust door interface Battery Life: 200+ hours (coin cell: CR2032) Power Range: 0 - 2,500 Watts Cadence Range: 20 - 220rpm Water Resistance Rating: IPX7 Weight: Only adds 20g to base crank armCompatibility: Compatible with all Shimano HollowTech II road drivetrains Frame Compatibility: Most frames Device Compatibility: ANT+, Bluetooth Smart ready Software Compatibility: StagesLink, Training Peaks, Strava, Garmin Training Centre and othersIn the Box: Power meter High-quality CR2032 coin cell battery Product identification card with serial number and ANT+ I.D. Number user guideBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter L Ultegra R8100Featuring a Shimano Ultegra R8100 crankarm (left arm only) and a Stages Cycling (non-drive side left) power meter, this model is developed to give you world-class training on your road bike. Compatible with all frames that fit Shimano Hollowtech II cranks, this model offers +/- 1,5% accuracy in all conditions, so you can enjoy precise data measurement. It is also both ANT+ and Bluetooth Smart ready for seamless integration with your wireless smart device, making it easy to run Stages Link, Training Peaks, Strava, Garmin Training Center and others. Powered by a high-quality CR2032 coin cell battery, it provides up to 200+ hours of battery life and comes with a range of ride-enhancing technologies, so you can get the most out of every training session. Whether you're training for an event or trying to beat your own personal best, this power meter is engineered for performance.Tour ProvenStages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as the world's best power meter.Active Temperature Compensation as Standard EquipmentConsistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. Active Temperature Compensation (ATC) is the key reason a rider can trust data from Stages Power in all conditions.Individual Meter Calibration for the Most Accurate ResultsEach Stages Power meter is calibrated individually to ensure a +/- 1,5% accuracy level, which is the industry best for non-scientific power meters. Individual calibration means that you can trust the data produced by the Stages Cycling system, as it's a real measurement and not an estimation.Features: Use: Road Chainset Type: Shimano Ultegra R8100 (left arm only) Power Meter Type: Stages Power L (non-drive side left) Accuracy: +/- 1,5% accurate in all conditions Power Range (Watts): 0 - 2500 Cadence Range (rpm): 20 - 220 Battery: High-quality CR2032 coin cell battery Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center and others Device Compatibility: ANT+, Bluetooth Smart Ready Water Resistance Rating: IPX7Technologies: - Power Meter Housing: Low profile design, with robust door interface. Tool-free battery replacement on the left arm. - Battery Life: 200+ hours (Coin Cell: CR2032). - Active temperature compensation. - Accelerometer-based cadence measurement or the option to use a Hall-Effect-based system with a magnet (coming soon). - Wirelessly upgradeable firmware. - LED indicator for visual indication of battery levels and zero-reset confirmation without connected app or head unit. - Updated accelerometer and addition of gyroscope for improved cadence resolution. - Upgraded BLE and ANT+ radios offer a 6x improvement of data transmission strength.In The Box: - Stages Power L: Non-drive-side power meter. - High quality CR2032 coin cell battery. - Lifetime access to Stages Link for power meter management and firmware upgrade. - 2 months free access to Stages Link premium training and coaching features. - Product Identification Card with Serial Number and ANT+ ID Number. - User Guide.Manufacturer's Part Numbers: STU18LZ Black 160mm STU18LA Black 165mm STU18LC Black 170mm STU18LD Black 172.5mm STU18LE Black 175mmBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter L Dura-Ace R9200Featuring a Shimano Dura-Ace R9200 crankarm (left arm only) and a Stages Cycling (non-drive side left) power meter, this model is specifically developed to give you world-class training on your road bike. Compatible with all frames that fit Shimano Hollowtech II cranks, this model offers +/- 1,5% accuracy in all conditions, so you can enjoy precise data measurement. It is also both ANT+ and Bluetooth Smart ready for seamless integration with your wireless smart device, making it easy to run Stages Link, Training Peaks, Strava, Garmin Training Center and others. Powered by a high-quality CR2032 coin cell battery, it provides up to 200+ hours of battery life and comes with a range of ride-enhancing technologies, so you can get the most out of every training session. Whether you're training for an event or trying to beat your own personal best, this power meter is engineered for performance.Tour ProvenStages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as the world's best power meter.Active Temperature Compensation as Standard EquipmentConsistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. Active Temperature Compensation (ATC) is the key reason a rider can trust data from Stages Power in all conditions.Individual Meter Calibration for the Most Accurate ResultsEach Stages Power meter is calibrated individually to ensure a +/- 1,5% accuracy level, which is the industry best for non-scientific power meters. Individual calibration means that you can trust the data produced by the Stages Cycling system, as it's a real measurement and not an estimation.Technologies: Power Meter Housing: Low profile design, with robust door interface. Tool-free battery replacement on the left arm and Phillips head screw access on the drive side. Battery Life: 200+ hours (Coin Cell: CR2032). Active temperature compensation. Accelerometer-based cadence measurement or the option to use a Hall-Effect-based system with a magnet (coming soon). Wirelessly upgradeable firmware. LED indicator for visual indication of battery levels and zero-reset confirmation without connected app or head unit. Updated accelerometer and addition of gyroscope for improved cadence resolution. Upgraded BLE and ANT+ radios offer a 6x improvement of data transmission strength.In The Box: Stages Power L: Non-drive-side power meter, High quality CR2032 coin cell battery. Lifetime access to Stages Link for power meter management and firmware upgrade. 2 months free access to Stages Link premium training and coaching features. Product Identification Card with Serial Number and ANT+ ID Number. User Guide.Manufacturer's Part Numbers: STD92LZ Black 160mm STD92LA Black 165mm STD92LC Black 170mm STD92LD Black 172.5mm STD92LE Black 175mmBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power L G3 - GRX R8100Designed for accurate results across mixed terrain conditions, this crankarm power meter is specifically engineered to be compatible with all Shimano GRX cranksets. Whether you're training on smooth roads or navigating across rocky gravel conditions, this model helps you to achieve your performance goals with ± 1.5% accuracy in all conditions. Single Sided Power MeterThis sleek model features a single-sided power meter that's integrated into a non-drive-side Shimano GRX RX-810 crank arm. This allows you to benefit from its precise readings and its active temperature compensation. Coming equipped with 200+ hours of battery life, this version is more than capable of handling long-distance training sessions as you ride across the mixed terrains on your bike. One final highlight is it only adds a mere 15g of weight to your crankset, so you can enjoy its performance benefits without weighing down your ride.Features: Type: Crank arm power meter Speed: 12 speed Power Meter: Single-single Crankset Compatibility: All Shimano GRX cranksets Accuracy: 1.5% Power meter housing: Low profile design, with robust door interface Battery Life: 200+ hours (coin cell: CR2032) when used as a single sided meter Power Range (Watts): 0 to 5000 Cadence Range (rpm): 10-220 Water resistance rating: IPX7 Frame Compatibility: Most frames, see fit guide in our Support section Device Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Stages Link, Training Peaks, Strava, Garmin Training Center and others ± 1.5% accuracy in all conditions Active temperature compensation Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start up (with no need for connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Weight: Only adds 15g to base crank armTechnologies: Tour Proven: Stages Power has carried riders to three consecutive Tour de France victories, plus many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as the world's best power meter. Active Temperature Compensation: The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions.. Individual Meter Calibration: For the most accurate results. Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by our system. Buy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter G3 LR (Dura-Ace R9100)Ridden by three TDF winners and multiple championship winners to victory, Stages power metres have been proven to be able to perform at the most elite level of the sport. This dual-sided power meter provides readings with an accuracy of within +/- 1.5% and can be used with any Shimano road drivetrain.Increased AccuracyStages has built on what it learned when producing its Gen 2 model, by developing the technology even further for increased accuracy of the readings. This model is assembled within Shimano's top-of-the-line Dura-Ace R9100 crankset and measures the individual power output of each leg. Also, each Stages power meter gets individually calibrated to ensure an accuracy that can be trusted by avid amateurs and professionals on the World Tour.Reliable Readings In Any WeatherTo ensure the measurements remain consistent in any weather type, Stages introduced a feature that's never been seen integrated into a power meter before. The feature is “Active Temperature Compensation” and Stages added this technology to account for any sudden temperature changes that you might encounter on your ride. If temperature changes are not accounted for, it can result in false and inaccurate data.Strong ConnectionOther improvements include more powerful Bluetooth and ANT+ transmitters. These improvements ensure the power meter provides a powerful and stable connection with your cycle computer is maintained. Also, thanks to the addition of a more advanced accelerometer, the power meter has a faster sampling rate for more up-to-date feedback on your performance.Features:Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level Updated accelerometer and addition of gyroscope Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Battery Life: 200+ hours (coin cell: CR2032) when used as a single sided meter Power Range (Watts): 0 to 5000 Cadence range (rpm): 10-220 Water Resistance Rating: IPX7Weight: Only adds 20g to base crank armCompatibility: Compatible with all Shimano Hollowtech II road drivetrains Frame Compatibility: Most frames Device Compatibility: ANT+, Bluetooth Smart ready Software Compatibility: StagesLink, Training Peaks, Strava, Garmin Training Centre and othersIn The Box: Power meter High-quality CR2032 coin cell battery Product identification card with serial number and ANT+ I.D. Number user guideBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling G3 Cannondale Si Power MeterFeaturing the tech behind seven Grand Tour wins, this single-sided powermeter is now available for Cannondale's HollowGram Si cranks. Whether you're testing your limits on gravel, flying up mountain passes or going full send on the trails, this model is engineered to help you unlock your true potential as a rider.Active Temperature Compensation (ATC)The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions. ATC is a key reason riders trust data from Stages Power no matter how much the day warms or temperatures plummet as you crest an Alpine peak.Individual Calibration for the Most Reliable ResultsEach Stages Power meter is assembled in Stages' own state-of-the-art facility in Colorado, USA. Here every single unit is calibrated individually to ensure a +/- 1,5% accuracy level - an industry best for non-scientific power meters.Stages Power has carried riders to five Tour de France victories plus wins in the Giro and Vuelta along with many more world and national championships. If you believe racing provides the world's best product proving ground, then Stages Power is proven as one of the world's best power meters.Features: Stages Power L Accuracy: +/- 1.5% Powermeter Type: Single-sided (left side) crankarm powermeter Battery Type: CR2032 coin cell Battery Life: 200+ hours Power Range: 0 - 2500 watts Cadence Range: 20 - 220 rpm Water Resistance Rating: IPX7 Drive Compatibility: ANT+, Bluetooth Smart Ready Software Compatibility: Training Peaks, Strava, Garmin Training Center and others Weight: Only less than 20gr to base crank armTechnologies: - Tool-free battery replacement. - Active temperature compensation. - Accelerometer-based cadence measurement. - Wireless firmware upgrades.Manufacturer's Part Numbers: STACS2LA Black 165mm Left Only STACS2LC Black 170mm Left Only STACS2LD Black 172.5mm Left Only STACS2LE Black 175mm Left OnlyBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter G3 XTR M9120 LRDesigned for precise results across mixed terrain conditions, this crankset power meter gives you dual-sided readings from its lightweight build. It features a Shimano XTR M9120 crank construction with an integrated Gen 3 Stages Cycling power meter. Coming equipped with dual-sided reading technology, this model can measure the performance of both your left and right leg. This makes it the ultimate choice of upgrade for riders who want to raise their performance and achieve their personal goals. Dual Sided Power MeterAdding only 35g to its XTR crankset, this version gives you precise information for both legs, while its Active Temperature Compensation technology ensures that the data is accurate to within ±1.5% even in changeable conditions. Connecting via ANT+, Bluetooth or NFC, this model allows all firmware updates to be completed wirelessly for fantastic convenience. Its CR2032 batteries also last over 175 hours and there is an LED indicator light for information about their health. This makes it more than capable of handling long-distance training sessions as you clock up the miles on your bike across mixed terrain conditions.Features: Type: Dual sided crankset power meter Speed: 12 speed Tooth Count: 32T Accuracy: ± 1.5% Power Meter Housing: Low profile design, with robust door interface Battery Life: 175+ hours (coin cell: CR2032) Power Range (Watts: 0 to 2500 Cadence range (rpm): 20-220 Water Resistance Rating: IPX7 Chainring Compatibility 9120 LR is compatible with 32t OEM or larger single ring applications only Chainring Compatibility: 9120 LR is compatible with 32t OEM or larger single ring applications only Frame Compatibility: Stages power meters are small and light and fit most bicycles Device Compatibility: ANT+, Bluetooth Smart Ready Active temperature compensation Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start up (with no need to connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Weight: Only adds 35g to base crank armTechnologies: Active Temperature Compensation: The consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditions.. Individual Meter Calibration: For the most accurate results. Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by our system. Buy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter G3 L (XTR M9100)Holding Tour de France-winning pedigree, Stages Cycling power meters are the go-to for elite-level riders across the world and with this XTR M9100, single-sided model, superb precision is assured on every run. Stages Power with Increased AccuracyStages has taken the learnings from developing its G2 model and has improved upon them for increased accuracy of the readings. This G3 iteration is built within a Shimano XTR M9100 non-drive side crank arm and is individually calibrated to ensures true and trusted accuracy for avid amateurs and professionals on the World Tour.Reliable Power Meter Readings In All ConditionsEnsuring the best possible readings through any ride and conditions, this innovative meter uses Active Temperature Compensation technology to account for mid-ride temperature changes. Other improvements include more powerful Bluetooth and ANT+ transmitters to ensure the power meter provides a steady and stable connection with your cycle computer. The meter is also compatible with mobile apps including StagesLink, Training Peaks, Strava and more. With an advanced accelerometer, the power meter has a faster sampling rate for more up-to-date feedback on your performance, giving you the vital information needed to improve your riding efforts.Features: Wirelessly upgradable firmware LED indicator displays battery level Updated accelerometer and addition of gyroscope Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Accuracy: +/- 1.5 % accuracy in all conditions Battery Life: 200+ hours (coin cell: CR2032) when used as a single-sided meter Power Range (Watts): 0 to 2500 Cadence range (rpm): 20-220 Water-Resistance Rating: IPX7Compatibility: Compatible with Shimano Hollowtech II MTB drivetrains Frame Compatibility: Most frames Device Compatibility: ANT+, Bluetooth Smart ready Software Compatibility: StagesLink, Training Peaks, Strava, Garmin Training Centre and othersBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter L (105 R7000)Enabling you to add pedal power and cadence analysis to your bike without having to change your entire chainset, Stages Cycling brings you its highly accurate Power Meter L non-drive-side crank arm. A perfect choice for performance-seeking cyclists, this model is specifically designed for use with Shimano 105 R7000 chainsets, perfectly matching the aesthetics and colour of the original arm. Its advanced strain gauges are accurate to within +/- 1.5% and the arm can connect to compatible bike computers by ANT+ or Bluetooth wireless connection. This means you get instant feedback, so you can train to specific power zones.High-Performance Crank Arm Power Gauge Designed to make sure you get the most out of every ride, this convenient training accessory can be sued on both indoor and outdoor training sessions and is powered by a long-life CR2032 battery. With Tour de France-racing pedigree, it is a proven way to raise your riding to the next level. It can also be used in all weathers due to the IPX7 waterproof rating and Active Temperature Compensation technology.Features: Accuracy: +/- 1.5% accurate in all conditions Compatibility: Specifically for use with Shimano 105 R7000 crankset, Shimano Hollowtech II road bike drivetrains Power Range: 0 - 5000 Watts Cadence Range: 10-220 RPM Water Resistance Rating: IPX7 Battery Life: 200+ hours (coin cell: CR2032) when used as a single-sided meter Connectivity: ANT+, Bluetooth Power Meter Housing: Low profile design, with robust door interface Bottom Bracket Included: No Generation 3 model Single left-hand crank arm only (non-drive side) Active temperature compensation Accelerometer-based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start-up (with no need to connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Manufacturer's Part Number: R7000-L Weight: 15g (sensor only, approx.) Technologies:Active Temperature Compensation: Consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditionsIndividual Meter Calibration: For the most accurate results, Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by Stages Cyling's systemBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power Meter L (105 R7000)Enabling you to add pedal power and cadence analysis to your bike without having to change your entire chainset, Stages Cycling brings you its highly accurate Power Meter L non-drive-side crank arm. A perfect choice for performance-seeking cyclists, this model is specifically designed for use with Shimano 105 R7000 chainsets, perfectly matching the aesthetics and colour of the original arm. Its advanced strain gauges are accurate to within +/- 1.5% and the arm can connect to compatible bike computers by ANT+ or Bluetooth wireless connection. This means you get instant feedback, so you can train to specific power zones.High-Performance Crank Arm Power Gauge Designed to make sure you get the most out of every ride, this convenient training accessory can be sued on both indoor and outdoor training sessions and is powered by a long-life CR2032 battery. With Tour de France-racing pedigree, it is a proven way to raise your riding to the next level. It can also be used in all weathers due to the IPX7 waterproof rating and Active Temperature Compensation technology.Features: Accuracy: +/- 1.5% accurate in all conditions Compatibility: Specifically for use with Shimano 105 R7000 crankset, Shimano Hollowtech II road bike drivetrains Power Range: 0 - 5000 Watts Cadence Range: 10-220 RPM Water Resistance Rating: IPX7 Battery Life: 200+ hours (coin cell: CR2032) when used as a single-sided meter Connectivity: ANT+, Bluetooth Power Meter Housing: Low profile design, with robust door interface Bottom Bracket Included: No Generation 3 model Single left-hand crank arm only (non-drive side) Active temperature compensation Accelerometer-based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level at start-up (with no need to connect to an app) and confirms successful zero reset Updated accelerometer and addition of gyroscope for improved cadence resolution Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strength Manufacturer's Part Number: R7000-L Weight: 15g (sensor only, approx.) Technologies:Active Temperature Compensation: Consistency of measurement is the most important feature of a power meter. Stages Power was the first meter to make temperature compensation an automatic process ensuring accurate readings no matter the environmental conditionsIndividual Meter Calibration: For the most accurate results, Stages Power meters are calibrated individually to ensure a +/- 1.5% accuracy level. Individual calibration means that you can trust the data produced by Stages Cyling's systemBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Campagnolo Super Record 12 S Power MeterProviding instant data feedback on your pedaling efforts, this super-accurate gauge from Stages Cycling is the perfect training aid for the performance-focused rider. Compatible with Campagnolo Super Record 12-Speed road drivetrains, it uses wireless connectivity to send your outputs to your Bluetooth or ANT+ compatible device to let you make the appropriate adjustments to your ride. Super Accurate, Integrated Power MeterGiving immense readings from its compact size, the meter sits inside the Super Record crank arm and works in the wettest and warmest of conditions, staying water resistant and safe from bumps and bangs. Measuring your data to within +/- 1.5%, it features a gyroscope for improved resolution and an accelerometer to precisely gauge cadence. Giving 200 riding hours from its coin cell battery, this marvellous meter lets you stay on top of your stats for constant peak performance. Features: Accuracy: +/- 1.5% accuracy in all conditions Wireless Connectivity: Bluetooth, ANT+ Power Range: 0-2500 watts Cadence Range: 20-220 rpm Water Resistance: IPX7 Battery Life:200 + hours (coin cell CR2032) when sued as a single-sided meter Compatibility: Rotor 30mm cranks Weight: 15g + weight of crank armBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.
Stages Cycling Power G3 R and Chain Rings-Ultegra R8000Ridden by three TDF winners and multiple championship winners to victory, Stages power metres have been proven to be able to perform at the most elite level of the sport. This right-sided power meter provides readings with an accuracy of within +/- 1.5% and can be used with any Shimano road drivetrain. Increased AccuracyStages has built on what it learned when producing its Gen 2 model, by developing the technology even further for increased accuracy of the readings. This Gen 3 model is assembled within an Ultegra R8000 drive side crank arm and is individually calibrated. This ensures it provides an accuracy that can be trusted by avid amateurs and professionals on the World Tour. Reliable Readings In Any WeatherTo ensure the measurements remain consistent in any weather type, Stages introduced a feature that's never been seen integrated into a power meter before. The feature is “Active Temperature Compensation” and Stages added this technology to account for any sudden temperature changes that you might encounter on your ride. If temperature changes are not accounted for, it can result in false and inaccurate data. Strong Connection Other improvements include more powerful Bluetooth and ANT+ transmitters. These improvements ensure the power meter provides a powerful and stable connection with your cycle computer is maintained. Also, thanks to the addition of a more advanced accelerometer, the power meter has a faster sampling rate for more up-to-date feedback on your performance.Features:Accelerometer based cadence measurement Wirelessly upgradable firmware LED indicator displays battery level Updated accelerometer and addition of gyroscope Upgraded BLE and ANT+ radios offer a 6X improvement of data transmission strengthBattery Life: 200+ hours (coin cell: CR2032) when used as a single sided meterPower Range (Watts): 0 to 5000Cadence Range (rpm): 10-220Water Resistance Rating: IPX7Weight: Only adds 20g to base crank armCompatibility: Compatible with all Shimano Hollowtech II road drivetrains Frame Compatibility: Most frames Device Compatibility: ANT+, Bluetooth Smart ready Software Compatibility: StagesLink, Training Peaks, Strava, Garmin Training Centre and othersIn The Box: • Power meter (Right side power only) High-quality CR2032 coin cell battery Product identification card with serial number and ANT+ I.D. Number user guideBuy Stages Cycling Components from Chain Reaction Cycles, the World's Largest Online Bike Store.