8 years & up. Even first time flyers can be pro pilots flying this incredible RC helicopter with Artificial Intelligence! To activate, simply press the Juice Button and watch as the copter hovers above the ground. This Ai Copter contains an Anti-Crash Landing system which has a built in proximity sensor that detects solid surfaces beneath it. For indoor and outdoor use. Measures 9.65" x 3.15" x 13". Requires 4 AAA batteries (not included). Includes: TX handset, Ai Copter with rechargeable Li-poly battery, USB charging cable, instructions.