... helicopter: 1. Durable and Precise 2. Anybody can fly well 3. 2.4Ghz radio, Built in Gyroscope, Servos and Electronic Spe ... helicopter:1. Durable and Precise;2. Anybody can fly well;3. 2.4Ghz radio, Built in Gyroscope, Servos and Electronic Speed ... Controller;4. Lightweight Design , Portable, Easy and High Safety on Operation;5. High Flexibility on controlling and Operation;6. Suitable for ...