Features: Clock, Steps, Calories, Distance Reminder To Move Incoming Call, Text Automatically Sleep Tracking 7 Days History Record Silent Vibrating Alarm Record Days of Goal Achieved Wrist Rotation Detect Specifications: Display: 0.91" OLED, white light,sensitive touch screen Resolution: 128*32 MCU: Nordic 51822 Sensor: Accelemeter Operation: Touch; Wrist Raise Battery 60mAh,5-7 days for normal use Bluetooth: Bluetooth 4.0 APP: Support iOS 8, Android 4.3 or above Charge Method: USB Charge Cable Charge Time: 2 Hours Water Resistant: IP68 What's in the box: 1 * Waterproof fitness tracker 1 * USB charger 1 * User manual Note: The strap size is 6.3~8.5 inch of perimeter,but it's more comfortable for MEN,not so fit for thin ladies. Please charge the watch before the first time using. If the item was not working, please check the battery. Please download the app "Bithealth" and connect the watch. If not, the watch will not sync with phones. If the customers found the step counter is not accurate, please check the battery. The app is metric and can't be change.
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