Features

   Talk Time: about 4 hours

   Charging Time: about 1 hour (Charge the device with micro USB cable)

   Standby Time: about 120 hours

   Bluetooth Version: Bluetooth 4.1

   Power Supply: Built-in 190mA rechargeable battery

   Capacitive touch screen

   master control:ST

   stand-by power consumption:300uA

    Turn off power  consumption:30uA

   size:LED 12.8X12.8CM

   watch:12x8.4x6.5cm

Notice：

If it use for IOS Device(iPhone) only support these function: Pressure gauge, Calendar, Calling, Calculator, Clock, Stopwatch .

 This listings is for a Bluetooth enabled watch which is compatible with all android devices (2.3 or above) Also it is   compatible with IOS devices all you need to do is connect the watch to your phone via Bluetooth. Please note there is no APP for IOS, APP is only available on android devices.