Trusted by pros and enthusiasts alike, Viiiiva is 10x more sensitive than most heart rate monitors, 5x more responsive, uses advanced beat-to-beat measurement, and can store up to 65 hours of data. The sensor also collects and transfers data from your other ANT+ products via Bluetooth to your iOS or Android device. Viiiiva is comfortable and easy to wear, featuring a soft, flexible strap for a perfect fit.Key Features:Advanced, beat-to-beat measurement makes Viiiiva ten times more sensitive than most heart rate monitors to capture the most sensitive of heart rates, measure heart rate variability, and gauge your level of activity readiness,Activity logging means you can not only view your data in real time, but you can also save up to 65 hours of data on Viiiiva and transfer it to another device or application,ANT+ sensor bridge lets Viiiiva collect data from other ANT+ sensors, then transfer it via Bluetooth to your iOS or Android smartphone,Tap-to-pair connection lets you simply tap your iOS or Android smartphone to your Viiiiva pod to immediately connect the devices,Fitness equipment pairing enables you to pair Viiiiva with cardio equipment in the gym for real-time and logged data,Display compatibility gives you the freedom to use your choice of ANT+ and Bluetooth compatible displays with Viiiiva,4iiii product integration means you can use Viiiiva with PRECISION and Sportiiii coaching tools to give you a full range of training data,User-friendly app from 4iiii enables you to see your activity in real time, access upgrades through our web store, and transmit your activity data to other training apps or websites,Long battery life Viiiiva comes with a replaceable coin cell battery that gives you up to 200 hours of usage,.Specifications:Weight: 5 g (1.76 oz),Dimensions: 6.5 cm x 4.5 cm (2.55 in. x 1.77 in.),Strap length: 57–132 cm (23–52 in.),Battery type: CR 2032,Battery life (hours of use): up to 200 hours,Operating temperature: 0–50 C (32–122 F),Waterproof rating: IP 67,Radio frequency: 2.4 GHz,Communications Protocols: ANT+, Bluetooth Smart.
Ridden by the pros, PRECISION PRO dual-side power meters deliver all the benefits of our left-side model (exceptional accuracy, lightweight design, ANT+ and Bluetooth compatibility, 3D powermeter technology), plus a specific breakdown of left and right wattage. Perfect for those who need specific power output from each crank side, or anyone who simply wants the best power meter on the market.Key Features:3D power meter technology (patent pending) measures tri-axial strain on your crank,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,Over-the-air upgrade capability for adding new features and updates,.Specifications:Weight: 25 grams (power meter only),Data accuracy: +/- 1% error margin,Battery life: 100+ hours on 2032 coin cell battery,Battery status indicator: Alert at 15% battery power,.Display Compatibility:Android Apps:CatEye Cycling,Endomondo,Strava,Wahoo Fitness: Workout Tracker,Plus other apps supporting Bluetooth Smart/LE bike power devices,.Cateye:Stealth EVO+,Stealth 50,Strada Smart,Padrone Smart,Padrone Smart+,.Garmin:Edge 500,Edge 510*,Edge 520*,Edge 800,Edge 810*,Edge 820*,Edge 1000*,Edge Explore 1000*,epix*,Forerunner 310XT,Forerunner 910XT*,Forerunner 920XT*,fenix 2*,fenix 3*,fenix 3 HR*,*These Garmin devices are recommended as they provide dual-related power metrics such as left-right balance percentage,.iOS Apps:CatEye Cycling,Endomondo,Strava,TrainerRoad,Wahoo Fitness: Workout Tracker,Plus other apps supporting Bluetooth Smart/LE bike power devices,.Polar:M450,V800 BTLE,Please note the Polar V650 is not compatible,.Suunto:Ambit3 Sport (Bluetooth),.
Whether you’re a pro or simply training hard, PRECISION powermeters deliver industry-leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.PRECISION Ride Ready comes installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.Key Features:3D powermeter technology (patent pending) measures tri-axial strain on your crank arm,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,.Specifications:Weight: 9 grams,Data accuracy: +/- 1% error margin,Battery life: 100+ riding hours on 2032 coin cell battery.
Whether you’re a pro or simply training hard, PRECISION powermeters deliver industry-leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.PRECISION Ride Ready comes installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface. Key Features: 3D powermeter technology (patent pending) measures tri-axial strain on your crank arm, Accurate, consistent data, Lightweight, compact design, Battery status indicator via 4iiii app, Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products, User-friendly app and configurable rider compensation scale factor, Easy setup and maintenance, . Specifications: Weight: 9 grams, Data accuracy: +/- 1% error margin, Battery life: 100+ riding hours on 2032 coin cell battery.
Ridden by the pros, PRECISION PRO dual-side power meters deliver all the benefits of our left-side model (exceptional accuracy, lightweight design, ANT+ and Bluetooth compatibility, 3D powermeter technology), plus a specific breakdown of left and right wattage. Perfect for those who need specific power output from each crank side, or anyone who simply wants the best power meter on the market.Key Features:3D power meter technology (patent pending) measures tri-axial strain on your crank,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,Over-the-air upgrade capability for adding new features and updates,.Specifications:Weight: 25 grams (power meter only),Data accuracy: +/- 1% error margin,Battery life: 100+ hours on 2032 coin cell battery,Battery status indicator: Alert at 15% battery power.
A ride ready PRECISION 3 pod is already preinstalled on a brand-new Shimano crank arm at our factory. The moment you order, our fulfillment team will get it on its way to you, and you should be able to ride with power as soon as it arrives.Once your ride-ready PRECISION 3 powermeter arrives, it just needs to be installed on your bike using the standard Shimano crank installation process. Connect a headunit or computer, and you can start riding with power!Indoor TrainingIf the weather or climate make riding outdoors tough, your 4iiii PRECISION 3 powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!SpecificationsAccuracy: +/- 1%,Battery Type: CR2032 Coin Cell,Battery Life: Up to 800 hours,Waterproof Rating: IPx7,Cadence Range: 30 - 170 RPM,Power Range: 0 - 4,000 W,Height: 5.5mm,Weight: 9g,Operating Temperature: 0 to 50 °C,Communication Protocols: ANT+, Bluetooth.Accuracy in 3DNot everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke.Ultra Low ProfileWith an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before.Indicator LightAt a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while!WaterproofBased in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions.Ant+ & BluetoothGet the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app.
A ride ready PRECISION 3 pod is already preinstalled on a brand-new Shimano crank arm at our factory. The moment you order, our fulfillment team will get it on its way to you, and you should be able to ride with power as soon as it arrives.Once your ride-ready PRECISION 3 powermeter arrives, it just needs to be installed on your bike using the standard Shimano crank installation process. Connect a headunit or computer, and you can start riding with power!Indoor TrainingIf the weather or climate make riding outdoors tough, your 4iiii PRECISION 3 powermeter can be used with all popular indoor-training apps, such as Zwift, TrainerRoad, Wahoo SYSTM, Rouvy, and more. Simply use your favourite app's connection procedure over ANT+ or Bluetooth Smart, put your bike on a trainer, and get riding!SpecificationsAccuracy: +/- 1%,Battery Type: CR2032 Coin Cell,Battery Life: Up to 800 hours,Waterproof Rating: IPx7,Cadence Range: 30 - 170 RPM,Power Range: 0 - 4,000 W,Height: 5.5mm,Weight: 9g,Operating Temperature: 0 to 50 °C,Communication Protocols: ANT+, Bluetooth.Accuracy in 3DNot everyone has the perfect pedal stroke. With +/- 1% accuracy, 4iiii is the only crank-based power meter to use 3 strain gauges to measure all forces in your pedal stroke.Ultra Low ProfileWith an ultra low profile design, the PRECISION 3 is compatible with more bike frames than ever before.Indicator LightAt a glance, you can now see when your power meter has turned on, performed a successful Zero-offset, or has a low battery. Although, don’t expect to see that low battery indicator for a while!WaterproofBased in the foothills of the Canadian Rockies, we were tired of training tools not designed to work in our tough environment. With an IPX7 waterproof rating you can be assured that your power meter can handle the toughest conditions.Ant+ & BluetoothGet the same numbers training inside and outside. The PRECISION 3 Powermeter is both ANT+ and BLE compatible so you can use it on your preferred head unit and favorite indoor training app.
Whether you’re a pro or simply training hard, PRECISION powermeters deliver industry-leading accuracy, highly dependable cadence data, 3D powermeter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.PRECISION Ride Ready comes installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.Key Features:3D powermeter technology (patent pending) measures tri-axial strain on your crank arm,Accurate, consistent data,Lightweight, compact design,Battery status indicator via 4iiii app,Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products,User-friendly app and configurable rider compensation scale factor,Easy setup and maintenance,.Specifications:Weight: 9 grams,Data accuracy: +/- 1% error margin,Battery life: 100+ riding hours on 2032 coin cell battery.
Ridden by the pros, PRECISION PRO dual-side power meters deliver all the benefits of our left-side model (exceptional accuracy, lightweight design, ANT+ and Bluetooth compatibility, 3D powermeter technology), plus a specific breakdown of left and right wattage. Perfect for those who need specific power output from each crank side, or anyone who simply wants the best power meter on the market.The PRECISION PRO Ride Ready comes pre-installed on a new Shimano crankset.Key Features: 3D power meter technology (patent pending) measures tri-axial strain on your crank, Accurate, consistent data, Lightweight, compact design, Battery status indicator via 4iiii app, Compatible with ANT+, Bluetooth Smart head units, smartphones, and other 4iiii products, User-friendly app and configurable rider compensation scale factor, Easy setup and maintenance, Over-the-air upgrade capability for adding new features and updates,.Specifications: Weight: 25 grams (power meter only), Data accuracy: +/- 1% error margin, Battery life: 100+ hours on 2032 coin cell battery, Battery status indicator: Alert at 15% battery power.
This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and camouflage print bring an “Off The Wall” touch to this iconic design.
The Old Skool IIII Backpack is a favorite for good reason. This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and allover tie-dyed print bring an “Off The Wall” touch to this iconic design.
The Old Skool IIII Backpack is a favorite for good reason. This classic backpack features an all-purpose, two pocket design with an organizer in the front to ensure that your important items stay neatly arranged, and an interior laptop sleeve so you can easily take your gear on the go. The side water bottle pocket and allover tie-dyed print bring an “Off The Wall” touch to this iconic design.