Mi Tu 4c, don't turn on the screen.

Mi Tu 4c cannot be opened without a screen. According to the inquiry of relevant public information, Mi Tu 4c watch is turned on by the buttons on the screen, and it can't be turned on without the screen. Mi Tu children's phone watch 4C, which supports 8-fold safety positioning and can view the historical track. Built-in 830 mAh battery supports up to 7 days standby. 1.3 inch screen, front 2 megapixel camera, parents can make 4G and WiFi video calls with their children remotely.