Radio Control Submarine Explorer Can Dive Over 3 Feet with Full Function Controller R/C Full function: Dual propellers allow all directional movements: Submerge, Surface, Forward, Reverse, left and right turns. Working headlight and sidelights Use in the bathtub, swimming pool, or pond. Both the submarine and controller are waterproof. Two spare propellers are included. Sub runs on 4 AAA batteries. Controller runs on 1 9V battery. (not included)