Features:Mini Size， portable and suitable for indoor flying.Four high-speed motors as the driving force.4CH aircraft possesses amazing functions such as 360 degree flips， headless mode， up/down， left/right sideward fight， forward/backward， turn left/right.2.4GHz full function radio transmitter (Mode 2， left stick throttle).Ready to fly (only requires 2 * AAA batteries)(Not Included��?Specification:Brand: DHDModel: D1Main Color: Green/BlueRemote Control: 2.4GHz Wireless Remote ControlChannel: 4-ChannelsAge: Above 14 years oldBuilt-in Gyro: YesQuadcopter Size: 43 * 43 * 21mm / 1.7 * 1.7 * 0.8inQuadcopter's battery (built-in): 3.7V/80mAhCharging time: about 25 minutesFlight time: about 3-4 minutesControl distance: about 15 MetersTransmitter battery: 2 * 1.5V AAA Battery(not included)Transmitter Mode: Mode 2 (left stick throttle)Caution:Don't over-charge， or over-discharge batteries.Don't put it in the high temperature condition.Don't throw it into fire.Don't throw it into water.Package Included:1 x DHD D1 quadcopter1 x Transmitter2 x Pair spare propeller(4 pieces)1 x USB charger connected cable1 x user manualNO Retail Box. Packed Safely in Bubble Bag.