Dustproof and waterproof multifunctional remote controller capable of supplying power in emergency

The utility model relates to the technical field of remote controllers, in particular to a dustproof and waterproof multifunctional remote controller capable of emergency power supply, which comprises an upper shell, a display window is arranged at the top of the upper shell, an upper shell top cover is arranged on the outer side of the display window, and the upper shell top cover is buckled and connected to the surface of the upper shell; a screen silica gel pad and a key group are arranged between the circuit board and the upper shell top cover, a lithium battery is arranged on the surface of the circuit board, and a lower shell is arranged on the back of the circuit board; the insulating sheet is cushioned in a standby battery compartment formed in the bottom of the upper shell; the remote controller has the beneficial effects that the remote controller can be charged by utilizing the designed hidden miniature USB after the battery is repeatedly used and the electric energy is consumed, the power supply m