System requirements: Android 4.4 and above, IOS 8.0 or above, support for Bluetooth 4.0
Bluetooth version: BLE 4.0
Screen display: 0.95 inch color screen OLED
Battery capacity: 200 mAh
Standby time: 30 days or so
Working time: 10-15 days or so
Waterproof rating: IP68
