New Double Horse 9100 "Hover" 3-Channel Sports R/C Helicopter w/ Built in Gyroscope Alloy Structure, Unique Similated Carbon Fiber Pattern. Advanced Gyroscope Balance System Full function: up/down, forward/backward, turning left and right, fixed-point hovering Fully Functional 3 Channel Radio Control System Battery System: 7.4V 650mAh Li-ion with Charger included