This is an upgraded version of the top - selling Remote - Control Machines kit! Build your own motorized vehicles and machines and control them wirelessly. The special six - button infrared remote lets you control three motors at once, moving them forward or backward easily via touch sensors. Combine the three motors to create complex vehicles and machines in endless ways limited only by your imagination. Assemble 20 different models like a three - wheeled car, bat - bot, stag beetle, robot, and more. After following the instructions, design your own remote - controlled masterpieces! The kit includes three motors, a remote control unit, a battery holder, and 155 building pieces, along with a 128 - page full - color instruction book.

Using this kit is easy. First, take out the 155 building pieces and refer to the 128 - page full - color instruction book to assemble one of the 20 models. Connect the three motors as shown in the instructions. Then, insert batteries into the battery holder and the remote control unit. Once powered on, use the six - button infrared remote to control the motors. You can move them forward or backward. When you're familiar with the models in the book, get creative and design your own machines. As for maintenance, keep the building pieces in a dry place to avoid rusting. If the remote control signal is weak, check the batteries. Don't expose the motors to excessive heat or moisture to ensure their long - term performance.