WLtoys Large V912 4CH Single Blade RC Remote Control Helicopter With Gyro RTF

Features:
Mode 2 Transmitter Setup.
2.4ghz Radio System.
Transmitter can be used for V911, V929, V939, V949.
Li-Po powered for increased power and flight time.
Large rotor diameter is inherently more stable.
Extra Tail Blade amd Main Blades.

Specifications:
Main rotor diameter: 15.7"
Tail rotor diameter: 5"
Remote distance: about 100m
Flight altitude: about 100m
Flying time: about 6-7 minutes
Charging time: about 120 minutes
Transmitter battery: 4 * AA Battery (not included)
Helicopter battery: Built-in 7.4V 850mAh (rechargable)
Package size: 50 * 25 * 14cm / 19.7 * 9.8 * 5.5in
Package weight: 1390g / 3.1oz

Package list:
1 * WLtoys V912 helicopter
1 * 4CH Transmitter (Model 2)
1 * Battery charger
1 * Spare part(main blade;tail rotor)
1 * English user manual