ibody Mens Womens Pedometer Smart Fitness Watch Step Calorie Counter Wristband Description:Ibody Tracker is a smart wristband for exercises. It monitors the full-day exercises and sleep， and transmits data to the cloud platform of Ibody so as to store them and analyzes the health state of users. Moreover， Ibody exercises app is also used for sharing and social interation. Features:Records steps， distance and calories burned.Monitors how long and well you sleep.Slim， comfortable and easy to wear.Data cloud storage， multi-terminal synchronous experience. Tracker can save your activity data for a maximum of 30 days.Compatible with Android systems: Download !#!amp!*!ldquo;Ibody sports!#!amp!*!rdquo; from APP Store or Google Play， create your own Ibody account to manage personal exercise data.With a 75mAh polymer lithium battery， a full charge can support 15 days of using.Date transmission from Tracker to Ibody data cloud can be achieved through phones by OTG connection or through computers by direct USB port connection. Specifications:Brand:ibodyGender:UnisexColor:BlackScreen:0.91!#!amp!*!quot; OLED Display， 128 * 32pixBattery:75mAh Li-polymerStandby time:5 - 7daysCharging method:Standard USBFunctions Steps， Distance， Calories， Sleeping TrackingWorking temperature:-20 C ~ +45 CStorage temperature:-40 C ~ +45 CDisplay format:24 hour time formatApplicable phone models:Samsung Note \/ Note2 \/ Note3 \/ Note4\/ S3 \/ S4\/S5Huawei Mate \/ Mate2 \/ B199 \/ P6 \/ D2 \/ Rongyao3Sony LT26i， Xiaomi3， iPhone， MEIZU， HTC， LG and other models with OTG FunctionApplicable PC Windows xp， win7， win8Wristband length:21cm \/ 8.3in (Adjustable)Band width:1.6cm \/ 0.6inMaterial:Plastic !#!amp!*!amp; Silicone Package include:1 x ibody Smart Fitness Watch1 x USB Cable1 x OTG Smart Connection Kit1 x User Manual More detail: