GoolRC RC Helicopter, WLtoys XK K127 Remote Control Helicopter, 4 Channel RC Aircraft with 6-Axis Gyro, Altitude Hold, One Key Take Off/Landing, Easy to Fly for Kids and Beginners

Functions: 4CH design, low voltage alarm, rudder capacity conversion, and hovering midpoint setting.
Easy to Fly: The aileron-free and aerodynamic design can give strong power and guarantee body stability. Along with the function of one-key taking off and landing, the product is easier to regulate and more suitable for novices.
Altitude Hold: With the function of air pressure height setting, the flight is super stable. The aircraft can sense the encompassing environment and make sure stable hovering all over the outside flight.
Strong Power: The applying of an 8520 coreless motor and a 3.7V 400mAh 20C battery can give strong power for the aircraft.
Easy to Replace: The tail motor is attached with a detachable plug, which makes it more convenient so that you can replace it.