Waterproof
Bluetooth 4.0
Size: 40.4*20.1*10.5 mm
Sreen Size: 0.96''
Screen Type: Color LCD
Screen Style: Rectangle/Square-shape
Case Material: Rubber
Detachable band
Battery Capacity: 90mAh
Charging time about 1-1.5 hour
Standby time about 5-7 days
Function: Passometer, Fitness Tracker, Sleep Tracker, Call Reminder, Blood Pressure, Alarm Clock, Blood Oxygen, Calendar, Week, Heart Rate Tracker, Activity Tracker
Language: English, French, Chinese, Russian, Spanish, Polish, German, Korean, Japanese