The working principle of this type of electric transfer cart is as follows: The transfer cart is powered by a battery, and its wheels are forged iron core polyurethane cornered wheels. There is no need to lay tracks, and it can travel on cement ground. The transfer cart is equipped with a remote control, which can control the forward, backward, left and right turns of the transfer cart. It has the advantages of flexible use and simple operation. The transfer cart is equipped with a special low-voltage motor for electric transfer cart, which ensures smooth and reliable start-up, safe use and convenient maintenance. To ensure the safety of the transfer cart's operation, an emergency stop button has been installed on the operation button of the transfer cart, and sound and light alarm devices have been set up at the front and rear of the transfer cart.