M39 Rechargeable 3.5-CH R/C Helicopter w/ Gyroscope / Remote Controller - Orange + Blue
3.5 channel DIY model remote control aircraft with gyroscope The body of 3.7V/220mAh lithium battery Charging method: USB charging Remote controller battery: 4 x AA (not included) Flanking the removable can be changed from 3.5 channels to 4.5 channels