1. Bluetooth chip 4.2, 0.49 inch OLED, EPSON quartz movement, used for about 2 years 2. The main body is made of zinc alloy, leather or silicone strap 3. Button operation, clip-on charging 4. Battery 40-50mAh, charge for 2H, about 7 days of normal use 5. Equipment requirements: Android 4.4, IOS8.0 and above 6. Support, English, Chinese, Traditional Chinese, Japanese, Korean, Spanish, German, French, Portuguese, Italian, Russian, Polish 7. Function: exercise record (pedometer, calorie burn, mileage), sleep monitoring, support call reminder, SMS, WeChat, QQ push, alarm clock reminder, support remote camera, etc.
