Walkera V120D03 6 Channel RC Helicopter with WK 2603 RTF The design of flybarless balance characterizes low power loss and great efficiency improvement 3-AXIS gyro, Aileronless balance control system and amend the stable flight gesture automatically Mature low voltage driven systerm presents green, environmental friendly and safety concept Low voltage and high torque brushless motor can provides strong and durable power Mini size helicopters for indoor. It offers 8-9 minutes flight time after full charged