ModelB62139DG423HK1203 Bluetooth 5.0 connectivity, stable signals and low power consumptionWith HD color screen of 0.96 inches, with IP67 water resistance level, sweat-proof and durable for usePractical functions: sleep monitoring, remote control for shooting, playing music, 8 sport modes, sedentary reminderWith built-in 200mAh battery, long working time and standby timeWidely compatible with Android and iOS smartphonesGreat for old people, boy, girl, suitable for most people who need to monitor health conditionProduct Parameters:Body Material: PCBand Material: TPUDimensions: 19.7*12.5*70~224mmWeight(grams): 25gDisplay Screen (inches): 0.96&39;&39; TFTBuilt-in Ploymer Battery Capacity: 110mAhWorking Time: 7 daysStandby Time: 30 daysBT Chipset: nRF52832G-sensor_IC: KXTJ3-1057HR IC: HRS3300BT version: BLE 5.0MemoryRam+Flash): 64k+512kWater Resistance: IP67Charging type: Usb chargingPlatform Compatible: Android 4.4 & IOS 8.0 or aboveFunction: Time/Date/Weather/ Multi-interface, Calories burnt, Activity Records (running, play football, play basketball, cycling, sit-ups, push-ups), HR Monitoring, BP Monitoring, Sleeping Monitoring, Call/Message Reminder, Text Push, Camera/Music Control, Social Media Notification, Vibrating Alarm, Wrist Sensor, Sedentary Reminder, etc.Package included:1 x Smart Watch1 x English and Chinese User ManualOther things not included