Quality FX071C 2.4G 4CH 6-Axis Gyro Flybarless RC Helicopter Item name:FX071C 2.4G 4CH 6-Axis Gyro Flybarless RC Helicopter . Item NO.:FX071C . Color:Red . Frequency:2.4Ghz . Dia. of main blade:397mm . Product size:408.514cm . Transmitter battery: 6 pcs * 1.5 AA (not included) . Control distance: about 50 meters . Flying time:9-11 mins . Charging time:210 mins . Packing:Window box . Cuft:5.82cuft . Feature: Four Channel RC Helicopter. . Rise, down, forward, backward, turn left, turn right,flying on the left and right side function. . Product Superiority: 1. The combination of prompt servos ensures various precise flight. . 2. The high-volume 1000mAh/7.4V Li-Po battery ensures the time for flying will be long enough. . 3. Good maneuverability, high-speed . 4. With high crash resistant quality . 5. Protection against stuck will reduce the damage while the helicopter crashed hardly . 6. The batteries and special charger can avoid overcharge, more durable. . Remark: Four-channel remote control helicopter with overcharge/over-discharge function,With left hand and right hand throttle transform button; remote controller need to installed 1.5V AA dry batteries x 6 (not include),including 7.4V lithium battery (1000mAh), remote control distance is about 50 meters. The charging time is about 210 minutes. Use time is about 9-11 minutes. . Package Included: 1 x rc helicopter. 1 x transmitter. 1 x USB charge wire. 1 x li-po battery(1000mAh/7.4V). 1 x manual