Memtes Friction Powered Garbage Truck Toy with Lights and Sound for Kids Press 1 of the 4 buttons on top of the truck to turn on the lights and sound, engine on, horn beep, reverse sound, duty action Friction powered mechanism installed, just push or pull the garbage truck and it will go Put stuff in the back of the truck, Lift the back of the truck to empty it Push the grey button on the side of the truck for the back to lift up Garbage truck size 11"(length) x 6"(height) x 4 "(width) Included and installed with batteries