Walkera F210 3D Edition 2.4GHz 120 Degree HD Camera F3 3D Knocking Down the Wall Racing Drone RTF Devo7 RC Quadcopter Type: Helicopters Color: Blue Material: Metal,Plastic Terrain: Air Manufacturer Recommended Age: > 14 years old,Grownups Gender: Unisex Age: Adult Features: -F210 3D Edition Flip in 3D Aerobatic Mode -Optimized receiver RX Response 5ms 4 times fasterin speed -Optimized flight controller parameter adjustable by phone -Optimized OSD (Update lock/unlock, lower battery indicate, horizon line, signal received alarm function) -Be compatible with futaba receiver