Compatibility:
Support Android 4.3 / 4.4 / 4.5 / 5.0 / 5.1 and above, IOS 7.0 / 8.0 / 8.1 / 8.2 / 8.3 / 9.0 and above os smartphone or tablet(not support PC), download free APP “Zeroner” from App store or Google Play store.
Specifications:
* Bluetooth Version: V4.0 BLE
* Standby Time: 3-5 days
* Battery Capacity: 38 mAh
* Waterproof: IP 65(do not use it when take shower or swim)
* Charging Interface: Standard PC USB interface 5V/1A(pull out the two rubber clasp to take out the USB)
* Color: Black, Blue, Rose Red
Notes:
* It does not display message content, if need this function please search ASIN B014PMZ50S
* It can not be used when shower or swim, if need IP67 please search ASIN B013ZTNIB0, B018I6R0EG
* Steps, distance, calories can be checked on the watch screen, it turns zero in the beginning of next day
* Date and time will auto sync with your phone(or tablet) time once paired successfully
* Cross off the Apps “zeroner” will stop the bluetooth connection, please keep it running back-end