The trigger word is ( Pcart ) to go from point A to point B. when you want to go back, the trigger word ( Pcart2 ) and the cart will take you back. You can also use ( Pcartslow and Pcartslow2 ) ( Pcartfast and Pcartfast2 ) to change speed COMES IN 3 COLORS WITH 3 TRIGGER CODES FOR SAME ROOM USE