Highlights : Bluetooth Version: Bluetooth 4.2 Notification: Yes Color: Random Groups of alarm: 1 Screen: OLED Operating mode: Touch Key Type of battery: Lithium-ion polymer battery Battery Capacity: 230mAh Charging Time: About 2 hours Case material: ABS, PC Band material: TPU Support: Android 4.3 or above and iOS 8.0 or above Dial size: 4.8 x 2.5 x 1.3 cm Band size: 24 x 1.8 cm Waterproof Grade: Life Waterproof Model: S908 Description: Perfect Personal Health Tracker: heart rate monitor, pedometer, Sedentary reminder, and sleeping monitors. Ultra-long Battery Life: it consumes less power and can generally standby for 20 days ( working days is 3~5 days) Waterproof Design: IP68 waterproof standard ( support within 1 meter of water depth), suitable to use at the home, office, and during outdoor activities. GPS information: Longitude and latitude coordinates, world time/date, altitude, speed of movement What’s in the box: 1* Smartband 1* Charging Cable 1* English Manual SKU: 210908041825 Weight: 0.3