1..With gyroscope,fly stable,anti-shock 2.Omnibearing flying direction 3. intelligent control system 4.operation safe 1. Function: up&down, go forward&backward, turn right&left, with Lights and Gyro; 2. Battery: 3.7V/150mAh Li-po battery for main body3. Charging time: 40 mins for helicopter,60 mins for transmitter by USB 4. Flying time: above 7 mins for helicopter,120 mins for transmitter5. ...