Garmin HRM-Pro Plus Heart Rate MonitorThe Garmin HRM-Pro Plus Heart Rate Monitor features dual transmission, utilising ANT+® and BLUETOOTH® Low Energy technology, providing accurate heart rate data to Garmin devices, compatible fitness equipment, the Tacx® Training app and other apps.The Garmin HRM-Pro Plus Heart Rate Monitor also captures running dynamics, capturing vertical oscillation, ground contact time, stride length and more, helping you take your running performance to the next level. Plus, for indoor runs, the Garmin HRM-Pro Plus Heart Rate Monitor sends pace and distance.Easy to use, the Garmin HRM-Pro Plus Heart Rate Monitor features a tool-free quarter-turn battery door that makes for easy battery changes and improved durability. The monitor also has an extensive battery life of up to 1 year.FeaturesPremium heart rate strap transmits accurate real-time heart rate and heart rate variability dataConnects to Garmin devices, compatible fitness equipment, the Tacx® Training app and other apps via ANT+® technology and BLUETOOTH® Low Energy technology connectivityCaptures running dynamics, such as vertical oscillation, ground contact time, stride length, vertical ratio, and more, to help improve your form and enable running power on your compatible Garmin watchComputes pace and distance for treadmill or indoor track workoutsStores heart rate data during swimming or activities out of range of your watch then automatically sends the data to your compatible Garmin watch when the activity is finishedIncludes activity tracking to store steps, calories, intensity minutes and all-day heart rate then updates all Garmin devices vis the Garmin Connect™ app and the TrueUp featureSmall, lightweight heart rate monitoring module is no wider than the width of the soft, comfortable stapUp to 1 year of battery lifeBuy Garmin Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Garmin HRM-Swim Heart Rate MonitorA comfortable, chest-based, heart rate monitor with an adjustable and stabilised fit. The monitor stores and syncs all your heart rate data to compatible devices and is specifically designed for swimmers with a completely water-resistant design.CompatibilityGarmin’s HRM-Swim is compatible with the following Garmin devices:Fenix 3 Sapphire, Fenix 3 Sapphire HR, D2 Bravo, D2 Charlie, D2 Delta, D2 Delta PX, D2 Delta S, Descent MK1, Epix, Fenix 3, Fenix 5, Fenix 5 Plus, Fenix 5S, Fenix 5S Plus, Fenix 5X, Fenix 5X Plus, Fenix Chronos, Forerunner 735XT, Forerunner 920XT, Forerunner 935, Quatix 3, Qautix 5, Quatix 5 Sapphire, Tactix Bravo, Tactix Charlie, and VIRB 360.FeaturesCompletely water resistantDesigned for swimmersStabilised strapStores and syncs heart rate data to compatible devicesWeighs 72gUnit dimensions: 58-145 x 3.7 x 1.2cmBuy Garmin Heart Rate Monitor from Chain Reaction Cycles, the World's Largest Online Bike Store.
Osprey Talon 44 RucksackA high-performance rucksack that is built ready for any adventure.Comfortable StabilisationThe Talon 44 comes with a comfortable and fully adjustable design that allows you to find the perfect fit for your body type so that the rucksack works with your movements and not against them. The back length can be height adjusted and the harness system comes with fully adaptable shoulder, sternum and hip belts. The back panel itself is lined with the AirScapes system that combines padding and meshing to create a cushioned effect that also keeps your back ventilated.Convenient StorageThe pack comes with a huge host of different storage options that allow you to pack more and also to keep your pack organised. Some of the clever and highly practical storage ideas included are: hydration system compatibility, twin ice axe loops, trekking pole attachments, stretch mesh side pockets ideal for water bottles or wet kit, internal compression straps to keep your kit from moving about, pockets built into the hip belt, removable top lid with dual compartments, internal key attachment zip, base zip entry and more.FeaturesTwin zippered hip belt pocketsTwin ice axe loopsStretch pocket on harnessTrekking pole attachmentSternum strapIntegrated emergency whistleRemovable sleeping padLight attachmentInternal key clipInterior compression strapsAdjustable torso lengthAirScape mesh covered accordion back panelCompatible with hydration system44 litre capacityWeighs 1.1kgDimensions: 67 x 30 x 33cmBuy Osprey Rucksacks from Chain Reaction Cycles, the World's Largest Online Bike Store.
Polar H10 N Heart Rate SensorA chest-based heart rate monitor which offers accurate heart rate monitoring using high-quality electrodes. Polar’s H10 easily connects to smartwatches, cycle computers, gym equipment and other devices via Bluetooth and ANT+ connectivity. The chest strap comes with a comfortable design that uses soft textiles and comes with an adjustable fit.FeaturesComfortable strap design utilising soft textilesHigh quality electrodes for measuring your heart rate accuratelyKeeps updating with over-the-air software updatesTwo simultaneous Bluetooth connectionsANT+ connectivityBuy Polar Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Polar H10 N Heart Rate SensorA chest-based heart rate monitor which offers accurate heart rate monitoring using high-quality electrodes. Polar’s H10 easily connects to smartwatches, cycle computers, gym equipment and other devices via Bluetooth and ANT+ connectivity. The chest strap comes with a comfortable design that uses soft textiles and comes with an adjustable fit.FeaturesComfortable strap design utilising soft textilesHigh quality electrodes for measuring your heart rate accuratelyKeeps updating with over-the-air software updatesTwo simultaneous Bluetooth connectionsANT+ connectivityBuy Polar Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Polar H9 Heart Rate SensorThe Polar H9 Heart Rate Sensor is a reliable monitor that provides high-quality heart rate date with Bluetooth and ANT+ technology capability.The monitor easily connects to any device via Bluetooth or ANT+ and with 5kHz technology that allows you to connect to multiple devices at the same time. The H9 can be connected and paired with smart and sport watches, gym equipment, cycle computers, and more.Perfectly designed to capture your heart rate in the most accurate way possible – the H9 monitor is built to stay in position, directly over your heart, with a completely adjustable strap. The monitor and strap are sweat resistant, and the strap can easily be washed.In the BoxPolar H9 heart rate sensorPolar Soft StrapPolar H9 getting started guideInformation noteSpecificationsCompatibility: iOS mobile devices with iOS 12 or later (iPhone 5S and later), Android mobile devices with Bluetooth capability and Android 6.0 or laterBattery Type: CR2025Battery Life: 400 hours with Bluetooth Low Energy, ANT+ and 5 kHz transmission activeConnector Size: 34mm x 65mm x 10mmWeight: 21g (connector), 39g (strap)Connector Materials: ABS, ABS + GF, PC, Stainless steelStrap: 38% Polyamide, 29% Polyurethane, 20% Elastane, 13% PolyesterWater Resistant: 30m (suitable for swimming)Operating Temperature: -10 °C to +50 °C / 14 °F to 122 °FSizingXS-S: 51-66cmM-XXL: 65-93cmFeaturesCompatible with top fitness apps, sports and smart watches, gym equipment and many other Bluetooth and ANT+ devicesCan be connected to Bluetooth and ANT+ devices simultaneouslyUp to 400 hours of battery lifeThe chest strap places the heart rate sensor is placed close to the heartReliable and high-quality heart rate measurementsProvides accurate calorie burn dataBuy Polar Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Polar H9 Heart Rate SensorThe Polar H9 Heart Rate Sensor is a reliable monitor that provides high-quality heart rate date with Bluetooth and ANT+ technology capability.The monitor easily connects to any device via Bluetooth or ANT+ and with 5kHz technology that allows you to connect to multiple devices at the same time. The H9 can be connected and paired with smart and sport watches, gym equipment, cycle computers, and more.Perfectly designed to capture your heart rate in the most accurate way possible – the H9 monitor is built to stay in position, directly over your heart, with a completely adjustable strap. The monitor and strap are sweat resistant, and the strap can easily be washed.In the BoxPolar H9 heart rate sensorPolar Soft StrapPolar H9 getting started guideInformation noteSpecificationsCompatibility: iOS mobile devices with iOS 12 or later (iPhone 5S and later), Android mobile devices with Bluetooth capability and Android 6.0 or laterBattery Type: CR2025Battery Life: 400 hours with Bluetooth Low Energy, ANT+ and 5 kHz transmission activeConnector Size: 34mm x 65mm x 10mmWeight: 21g (connector), 39g (strap)Connector Materials: ABS, ABS + GF, PC, Stainless steelStrap: 38% Polyamide, 29% Polyurethane, 20% Elastane, 13% PolyesterWater Resistant: 30m (suitable for swimming)Operating Temperature: -10 °C to +50 °C / 14 °F to 122 °FSizingXS-S: 51-66cmM-XXL: 65-93cmFeaturesCompatible with top fitness apps, sports and smart watches, gym equipment and many other Bluetooth and ANT+ devicesCan be connected to Bluetooth and ANT+ devices simultaneouslyUp to 400 hours of battery lifeThe chest strap places the heart rate sensor is placed close to the heartReliable and high-quality heart rate measurementsProvides accurate calorie burn dataBuy Polar Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Polar Vantage V2 GPS Watch with Heart RateThe Polar Vantage V2 GPS Watch with Heart Rate is a bundle which includes Polar’s advance multisport Vantage V2 smartwatch and Polar’s high-performance H10 chest-based heart rate monitor.In the BoxPolar Vantage V2 premium multisport watchCharging cablePolar H10 Heart Rate SensorPolar Vantage V2 user manualInformation notePolar H10Included with the watch is the Polar H10 which is the most accurate heart rate sensor in Polar’s range. Boosting accuracy, performance and comfort to form a chest-based heart rate monitor that you can rely on whatever the environment and whatever the activity.Advanced Wrist-Based Heart RatePolar’s Precision Prime™ sensor fusion technology is fully integrated into the wrist of the Vantage V2 to deliver incredibly accurate heart rate monitoring.Ultra-Long Battery LifeBuilt for your longest adventures and endurance races the smart watch comes with an extensive battery life that can last up to 7 days with multiple battery saving modes.Integrated GPSThe Vantage V2 comes fully integrated with GPS, GLONASS, Galileo and QZSS with GPS for fast fix times. The watch also features a compass and barometric altitude.Colour Touch DisplayEasy to use and easy to read in any conditions the watch comes with a 1,2’’ always-on sunlight-readable colour touch display. The watch face is also extremely durable with a Laminated Gorilla glass lens with anti-fingerprint coating.Running Performance TestKeep track of your progress with the Running Performance Test which allows you to personalise your heart rate, speed and power zones.Cycling PerformanceThe Cycling Performance Test allows you to test your limits by personalising your power zones and shows your personal threshold power (a power meter is required – sold separately).Training Load Pro™The Training Load Pro feature helps you see how your training is affecting different parts of your body.Recovery Pro™The Recovery Pro lets you know when your body is ready to train again. It delivers recovery feedback right to your watch display. (Polar heart rate sensor is required).Leg Recovery TestThe Leg Recovery Test lets you know when your legs are ready for high intensity training. It does this in just a couple of seconds without the need of any additional specialist equipment.Nightly Recharge™This feature shows how well you have recovered from the demands of the day, during the night.Rout Planning with KomootProviding turn-by-turn guidance, you can use the watch to import planned routes from Komoot.Music Controls and other Smartwatch FeaturesStreamline all your devices using the Vantage V2. The watch allows you to easily navigate around your playlist and adjust volume straight from the watch face. Additionally, you can get a weather forecast and push notifications straight to the watch screen.Running PowerProvides comprehensive insight into your running sessions.Sleep Plus Stages™Sleep is an incredibly important part of your training and wellbeing. The Sleep Plus Stages allows you to track your sleep stages and provides insight into your sleep quality allowing you to make small changes to provide the best recharge possible.FuelWise™ Smart Fuelling AssistantThe FuelWise feature helps you learn to refuel and maintain optimised energy levels during endurance sessions.Hill Splitter™Provides detailed data about your performance on the uphill and downhill sections of your session.FitSpark™ Training GuideFor when you want to workout fast, the FitSpark Training Guide provides ready-made daily workouts that match your recovery, fitness level and training history.Strava Live SegmentsConnect your Strava Live Segments account to the Vantage V2 which allows you to receive alerts about nearby segments, see real-time performance data during a segment and to check your results right after finish.Free Running ProgrammesDelivers a personal and adaptive training plan that fits you and your goals.Sport ProfilesThe smartwatch supports over 130 different sports. You can add your favourite sports to the watch via the Polar Flow app and customise what you see during each sport.Energy SourcesThe Energy Source feature allows you to see how your body uses different energy sources during a training session. The Polar Vantage V2 divides your energy usage into carbs, proteins and fats.Swimming MetricsThe watch can be used by swimmers with a waterproof design. When swimming the Vantage V2 automatically detects your heart rate, swimming style, distance, pace, strokes and rest times. Distance and strokes also get tracked when open water swimming.Serene™ Breathing ExerciseTake time out during stressful periods of your day with the Serene breathing exercise programme which helps to relax your body and calms your mind with the help of guided breathing exercises.Running IndexThe Running Index feature provides an estimate of your running VO2max and allows you to see how your running performance is developing.Vantage V2 SpecificationsDimensions: 47mm x 47mm x 13mmWeight: 52g (with wristband), 34g (without wristband)Materials: Aerospace aluminium alloy with fibre reinforced polymerDisplay: Always-on colour touch displayDisplay Size: 1.2’’Display Resolution: 240 x 240Lens Material: Laminated Gorilla glass lens with anti-fingerprint coatingBattery Type: 346 mAh Li-polymer batteryBattery Life: Up to 40 hours (training mode – GPS and wrist-based hear rate), up to 7 days (watch mode with continuous heart rate tracking), multiple power saving options availableGPS: Integrated GPS, GLONASS, Galileo, QZSSConnectivity: Bluetooth Low Energy and Custom USB cable for charging and data synchronisationWatch: Time and date. Alarm with snoozeConnectivity: Compatible with all standard BLE heart rate sensors and running cadence and power sensors as well as cycling speed, cadence and power sensorsWristband Type: Durable and comfortable integrated proprietary silicone wristbands. Easy to changeWristband Sizing: 120-190mm (Small), 145-215mm (Medium/Large)Durability: Tested against military standards (MIL-STD-810G)Operating Temperature: from -10° to 50°CWater Resistant: Water resistant 100m (suitable for swimming)H10 SpecificationsCompatibility: Ios mobile devices, iPhone 5 later, with iOS 11 or later; Android mobile devices with Bluetooth 4.0 capability and Android 5.0 or laterUpdated: Via mobile phone using Polar Beat app or Polar Flow appMemory: One training sessionBattery Life: 400 hours with Bluetooth Low Energy and 5kHz transmission activeBattery Type: CR 2025Connector Size: 34mm x 65mm x 10mmWeight: 21g (connector), 39g (strap)Materials (Connector): ABS, ABS and GF, Stainless steelMaterials (Strap): 38% Polyamide, 29% Polyurethane, 20% Elastane, 13% Polyester, Silicone printsWater Resistance: 30m (suitable for swimming)Operating Temperature: -10 °C to +50 °C / 14 °F to 122 °FConnectivity: ANT+, Bluetooth Low Energy, 5 kHzFeaturesTracks heart rate with Precision Prime™ sensor fusion technologyUp to 40 hours of continuous battery life with multiple power save options which boost battery life up to 100 hoursIntegrated GPS, GLONASS, Galileo and QZSS with assisted GPS for fast fix timesComes with compass and barometric altitude1,2'' always-on sunlight-readable colour touch display with Laminated Gorilla glass lens and anti-fingerprint coatingSupports over 130 different sports through the Polar Flow app which allows you to customise what you see on your watch during each sportIntegrated Strava Live Segments provides alerts about nearby segments and allows you to see real-time performance data during a segmentEasily navigate around your music playlists and adjust volume straight from the watch faceBuy Polar Run GPS from Chain Reaction Cycles, the World's Largest Online Bike Store.
100 Glacier Quarter Zip FleeceIt's a classic for a reason, The North Face's 100 Glacier Quarter Zip Fleece is a classic pullover fleece made with Polartec® micro fleece which delivers lightweight warmth due to it's unique lofted structure.The North Face's 100 Glacier Quarter Zip Fleece is your perfect hiking partner with its super warm Polartec® micro fleece construction that delivers the warmth you need with its unique lofted structure. This specialised fleecing material contains tiny air pockets that trap air, to keep you warm, without compromising on breathability, so you don’t get hot and sweaty.Features:Elastic binding at collar, cuffs and hemExposed top zipEmbroidered logoIdeal for hikingMade with Polartec® micro fleece100% PolyesterBuy The North Face clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Withings Body Plus Smart ScaleBe smarter with the Withings Body Plus Smart Scale which delivers a comprehensive picture of your body composition that helps you make smarter choices.Full Body CompositionThe Body Plus Smart Scale does more than simply measure your weight. Using advance sensors and bioletrical impedance technology, the scales can accurately analyse your muscle mass, fat mass, water percentage, and bone mass.MotivateSet yourself goals and hit them. The Body Plus Smart Scale connects to the Health Mate app which allows you to track trends and view insights. The app can also aid in nutrition tracking – helping you to put your caloric intake into perspective. Keeping you motivated the Health Mate app also provides tailored health insights that can push you towards your personal goal.Family FriendlyThe scales can be used by up to 8 users and is designed for use by all the family. The Pregnancy Mode provides support during pregnancy with obstetrician reviewed wellness advice and personalised weight tracking. Meanwhile, Baby Mode helps you accurately weigh your child – simply step on the scale while holding their baby in their arms.Athlete ModeEngineered to suit all body types, the scales have a special Athlete Mode. Athletes have a different body type which requires a specific fat mass calcdivation algorithm. By activating this mode, you can make sure to get the most accurate body composition data. SpecificationsConnectivityWireless Sync: WiFi 802.11 b/g/n, compatible with WEP/WPA/WPA2-personal networks. Bluetooth connectivity (Bluetooth Smart Ready).Requirements: Body+ can be installed on a smartphone or a tablet, via the Health Mate app available on iOS (iOS 10 and higher) and Android (6.0 and higher). Cannot be set up from a computer.DeviceFour Weight Sensors: 5 -> 180kg (9 -> 396lb) weighing range. 100g (0.2lb) graduation.Weight Units: kg, lb, st, lbPatented Body Position Detector: Highly-accurate weighing via Position ControlTM technologyScale Material: Large, high-strength tempered glass platform. Paint-free satin white casing. Ultra slim design.Dimensions: 12.8 x 12.8 x 0.9 in. / 327x327x23mmDisplay Type: Large, easy-on-the-eye graphical display (2.4”x1.6”), 128x64 pixels. High-contrast lighting.Storage and Memory: Free and unlimited online storage of weight readings. Stores up to 16 readings if scale cannot sync wirelesslyPower Supply: 4x 1.5V Alkaline cells (AAA). Average battery lifetime of 18 months.Automatic User Recognition: Up to 8 different usersFeaturesMonitors weight (kg, lb., st lb.), body fat and water percentage, plus muscle and bone massData from every weigh-in appears in the Health Mate app automatically via Wi-FiSet a weight goal and manage you daily calorie budgetDaily weather forecastRecognises up to 8 users with independent syncBuy Withings Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Withings Body Plus Smart ScaleBe smarter with the Withings Body Plus Smart Scale which delivers a comprehensive picture of your body composition that helps you make smarter choices.Full Body CompositionThe Body Plus Smart Scale does more than simply measure your weight. Using advance sensors and bioletrical impedance technology, the scales can accurately analyse your muscle mass, fat mass, water percentage, and bone mass.MotivateSet yourself goals and hit them. The Body Plus Smart Scale connects to the Health Mate app which allows you to track trends and view insights. The app can also aid in nutrition tracking – helping you to put your caloric intake into perspective. Keeping you motivated the Health Mate app also provides tailored health insights that can push you towards your personal goal.Family FriendlyThe scales can be used by up to 8 users and is designed for use by all the family. The Pregnancy Mode provides support during pregnancy with obstetrician reviewed wellness advice and personalised weight tracking. Meanwhile, Baby Mode helps you accurately weigh your child – simply step on the scale while holding their baby in their arms.Athlete ModeEngineered to suit all body types, the scales have a special Athlete Mode. Athletes have a different body type which requires a specific fat mass calcdivation algorithm. By activating this mode, you can make sure to get the most accurate body composition data. SpecificationsConnectivityWireless Sync: WiFi 802.11 b/g/n, compatible with WEP/WPA/WPA2-personal networks. Bluetooth connectivity (Bluetooth Smart Ready).Requirements: Body+ can be installed on a smartphone or a tablet, via the Health Mate app available on iOS (iOS 10 and higher) and Android (6.0 and higher). Cannot be set up from a computer.DeviceFour Weight Sensors: 5 -> 180kg (9 -> 396lb) weighing range. 100g (0.2lb) graduation.Weight Units: kg, lb, st, lbPatented Body Position Detector: Highly-accurate weighing via Position ControlTM technologyScale Material: Large, high-strength tempered glass platform. Paint-free satin white casing. Ultra slim design.Dimensions: 12.8 x 12.8 x 0.9 in. / 327x327x23mmDisplay Type: Large, easy-on-the-eye graphical display (2.4”x1.6”), 128x64 pixels. High-contrast lighting.Storage and Memory: Free and unlimited online storage of weight readings. Stores up to 16 readings if scale cannot sync wirelesslyPower Supply: 4x 1.5V Alkaline cells (AAA). Average battery lifetime of 18 months.Automatic User Recognition: Up to 8 different usersFeaturesMonitors weight (kg, lb., st lb.), body fat and water percentage, plus muscle and bone massData from every weigh-in appears in the Health Mate app automatically via Wi-FiSet a weight goal and manage you daily calorie budgetDaily weather forecastRecognises up to 8 users with independent syncBuy Withings Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.
Withings Body Cardio Smart ScaleTake scales to the next level, the Withings Body Cardio Smart Scale delivers a comprehensive picture of your overall health, keeping track of your cardiovascular health, weight, BMI, body fat, water percentage, plus muscle and bone mass.Heart Health TrackingGoing further than just measuring your weight, the Body Cardio Smart Scale provides an indication into your cardiovascular health. The scales use pulse wave velocity, an innovative metric usually restricted to a hospital setting.Full Body CompositionThe scales all keep track of your weight, BMI, total body fate, water percentage, plus bone and muscle mass.Weight TrendHelping you to see trends in your weight, the Weight Trend display features a graph with your previous 8 measurements, as well as showing the difference between your latest measurements and the one before.Wi-Fi and Bluetooth ConnectivityAll data, from the scales, automatically syncs with your smartphone via Wi-Fi or Bluetooth.Family-Friendly FeaturesThe Body Cardio Smart Scale recognises and tracks up to 8 users and includes revolutionary features specifically tailored towards parents and pregnant women. The Baby Mode allows parents to track their child’s weight - simply step on to the scale while holding your baby to keep track of your child's growing weight. Meanwhile, the Pregnancy Mode provides personalised guidance with obstetrician-reviewed advice, tips, and personalised weight tracking.Health Mate AppEvery weigh-in automatically appears in the Health Mate app. The app coaches users with tips and encouragement, which will help you to better reach your goals.SpecificationsConnectivityWireless Sync: WiFi 802.11 b/g/n, compatible with WEP/WPA/WPA2-personal networks, Bluetooth connectivity (Bluetooth Smart Ready)Requirements: Body Cardio can be installed on a smartphone or a tablet, via the Health Mate app available on iOS (iOS 10 and higher) and Android (6.0 and higher), Cannot be set up from a computerDeviceFour Weight Sensors: Weighing range: 5 -> 180kg (9 -> 396lb), 100g (0.2lb) graduationWeight Units: kg, lb, st lbPatented Body Position Detector: Highly-accurate weighing via Position ControlTM technologyScale Construction: Large, high-strength tempered glass platform, Flat aluminium base, Ultra slim designDimensions: 12.8 x 12.8 x 0.7 in. / 327x327x18mmDisplay: Large, easy-on-the-eye graphical display (2.4”x1.6”), 128x64 pixels, High-contrast lightingStorage and Memory: Free and unlimited online storage of weight readings, Stores up to 16 readings if scale cannot sync wirelesslyPower Supply: Rechargeable li-ion battery (micro USB, included)Battery Life: Average battery life: up to 12 monthsMetrics TrackedWeight: Four weight sensors, Patent-pending body position detector, Highly accurate weighingBody Composition: Bioelectrical Impedance Analysis, Athlete and non-athlete mode, Unit: body fat %, total body water %, muscle mass kg or lb, bone mass kg or lbHeart Rate: Patented heart rate measurement technology, Unit: bpm (beats per minute)Pulse Wave Velocity: Unit: m/s (meters per second)Automatic User Recognition: Up to 8 different usersFeaturesIndication of your cardiovascular health via Pulse Wave Velocity and heart rateTracks weight (kg, lb., st), weight trends, body fat and water percentage, muscle and bone massAutomatic data sync via Wi-Fi to the free Health Matt app (iOS and Android)Recognises and tracks up to 8 users indendentlyFamily friendly with modes for parents and pregnant womenAthlete ModeUltra-thin design,Rechargeable batteryLocalised weather forecastBuy Withings Heart Rate Monitors from Chain Reaction Cycles, the World's Largest Online Bike Store.