Water brings this RC Mini Shark to life with an automatic on/off sensor that activates when submerged, making it a playful companion for pools and bathtubs; 2-channel remote control operates forward with a moving tail fin and left and right steering; remote range approximately 16–26 ft; size about 4.2 inches long by 1.8 inches wide by 2.2 inches high; run time about 15 minutes and charging time about 20 minutes; includes RC shark, remote controller, USB charging cable, rechargeable battery pack and instruction manual, recommended 4 AAA batteries for the controller not included.