... Price Certification:CE,EN71,ROHS,R&TTE,ASTM Function2 channel rc helicopter (3CH),without GYROSCOPE(GYRO)2 channel(up/down, forward ... easy to fly, and is suitable for any level of RC Helicopter modelers.Simply remove it from the box, insert the ... (included)o Controller battery:6*AAo Charging Time: ~60 minuteso Flight Duration: up to 12 minuteso Control Specification: forward / backward / up ...