Zaptoys International NEX-9474S-27TX is a remote-controlled vehicle that can be operated with a transmitter. It is powered by batteries and requires 3 x 1.5V (AA) size batteries for the vehicle and 1 x 9V (006P, 6F22) size battery for the transmitter. The vehicle has a trim switch on the underside, between the two front wheels, that can be used to align the wheels for consistent straight-line driving. It also has an antenna tube holder where you can insert the antenna wire and tie a knot on top to secure it.