Titan Tank Kit Twin Pack will bring action and building fun to every fan of robots, machinery, and creative modeling! Titan Tank Kit Twin Pack by Elenco is an infrared remote control kit for older kids. Its microprocessor provides different channels that allow up to four Titans to fight each other at the same time. Each assembled tank from this electronic kit makes a sound when shooting and when it is hit. The Titan moves using six wheels that can move forward, backward, right and left. No Soldering Required. Each Titan Tank from this robot building kit requires 4 AA and 4 AAA batteries.