The balls in the package consume power differently due to their different functions. Driving wheel, Connection Ball - Horizontal Jointand Connection Ball - Swinging Joint consume large power. The more this module is used in a configuration, the shorter the battery service life is. In case of low power, some modules of the device might be insensitive. Please charge the device in time.
Press 2 seconds to turn on the power with the display light on in the closed position.
Press 3 seconds to turn off the power with the display light off in the open position.