wrist strap

Features: · OLED 128*32, time display · Waterproof level: IPX6 · Bluetooth Version: V4.0 · Material: Aluminum Alloy · Strap: Silicon rubber · Battery: Lithium battery 60mAH · Sensor: Gyroscope · Main functions: Sleeping monitor,Pedometer, calorie, · Distance meter, Camera control · Reminder: Event reminder,Sedentary reminder, Antic-lost, · Alarm clock,Calling and message reminder · OS Requirement: IOS 6.1 and above, Android 4.3 and above Color:Black, Silver, Gold