Xiaomi Mibro A1 Black

42g (including strap) Material: metal body + silicone strap. Screen: 1.28 inch round HD screen Battery capacity: 270 mAh Standby: daily mode 10 days, basic mode more than 45 days Charging: magnetic charging cable Bluetooth version: V5.0 SensorPPG heart rate, Blood Oxygen Sensor Acc Waterproof & Dustproof: 5 ATM Operating Temperature: -20 ~ 45 Application: Mibro FitApp Compatibility: Compatible with Android 5.0 and above, iOS10.0 and above (functions will vary with different watches, mobile phones and countries) Version update: OTALight and slim design |?Smart health monitoring |±10-day battery life |?20 sports modes |?5ATM waterproof |custom watch face?0Sensor:PPG Heart Rate,Blood Oxygen,Acc SensorWaterproof and Dustproof:5ATMOperating Temperature:-20~45Application:Mibro FitApp Compatibility:Support Android 5.0 and above, iOS10.0 and superior (functions will vary with different watches, mobile phones and countries) Version update: OT Light and slim design |?Smart health monitoring |±10-day battery life |?20 sports modes |?5ATM waterproof |?custom watch face0Sensor:PPG Heart Rate,Blood Oxygen,Acc SensorWaterproof and Dustproof:5ATMOperating Temperature:-20~45Application:Mibro FitApp Compatibility:Support Android 5.0 and above, iOS10.0 and above (the functions will vary with different watches, mobile phones and countries) Version update: OT Light and slim design |?Smart health monitoring |±10-day battery life |?20 sports modes |?5ATM waterproof |?custom watch face