Build your own remote controlled titan tank. Up to 4 units can be used at the same time. Titan Tank is an infrared remote control kit. Its microprocessor provides 4 different channels to have up to 4 tanks fight with each other at the same time. Each tank is set with 8 shots and it is designed to make a sound when shooting. Once the tank is struck, it will turn 360 degrees. After it is struck 4 times, it will continuously make a sound like an ambulance. You will have to restart it to play again. No soldering required. Package contains 2 kits. Requires 8 AA batteries and 8 AAA batteries, not included.