Gravity Sky Raider Outdoor Remote-Control Helicopter Get ready for takeoff with the Sky Raider Helicopter from Gravity! This remote-controlled helicopter is intended for outdoor use and has 3.5 radio-controlled channels with a speed control and L.E.D. lights. 3.5 radio-controlled channel Adjustable speed control L.E.D. lights Outdoor useCalifornia Proposition 65 Notice: This product contains chemicals known to the State of California to cause cancer, birth defects, and/or other reproductive harm.