Specification:Model: H5Wristband Material: TPUCase Material: TPEWeight: 30gScreen: LCDScreen Size: 0.66!#!amp!*!ldquo; 64*48cmFeatures: heart rate monitor、fitness tracker、sleep trackerBluetooth: V4.0Waterproof: IP67(can shower and swimming)Charge: 5V USBBattery Duration 5-7 daysSystem For Android 4.4 and Above、 For IOS 7.0 and AboveBattery 130mAhFunctions:Heart rate:Dynamic heart rateSports Record:steps、distance、caloriesSMS reminder:Vibrate to remind youTime display:show your time exactlySleep monitor:track your sleeping qualityAlarm Clock:efficient time management(Android)Anti-lost:smart alarm to remind you(Android)Package:1 x H5 Smart band1 x User Manual(English)1 x USB charger