Why millet 5c watch phone listening to the story rest screen that can not listen to

1, the power is exhausted, the power is exhausted is the watch phone will consume all the electrical energy, resulting in resting screen.

2, the screen is damaged, the watch screen can not be displayed normally, usually because of the screen inside the hardware components are damaged or damaged to cause the rest screen.

3, the motherboard is damaged, the motherboard chip and other components on the ground is not good quality, resulting in aging damage to the motherboard, resulting in motherboard failure.