2.4G 4ch Helicopter

Specification
1). Brushless Motor: WK-WST-21-003
2). Brushless Speed Controller: WK-WST-20A-1
3). All-up Weight: 278g (Battery included)
4). Tail Rotor Diameter: 121 mm
5). Main Rotor Diameter: 440 mm
6). Overall Length: 432 mm
7). Gyro: 3 Axis
8). Battery: 7.4V 1000mAh Li-Po
9). Receiver: RX-2437S
10).Transmitter: WK-2402
11).Rudder Servo: wk-7601 weight 6.0g / speed 0.08 sec/60°(4.8V)torque 1.0kgf.cm /dimension 21.5*11.8*21.7mm Servo: wk-7.6g-6 weight 8.5g / speed 0.09sec/60°(4.8V)torque 0.9kgf.cm /dimension 22.5*11.5*24mm

Features
1). Precise CNC-machined rotor head provides more operation accuracy.
2). Compact swashplate structure is adopted and with light and fine fuselage, it is super stable to fly.
3). Gear and Shaft driven structure makes the setting easy and more efficient to fly
4). New 2.4G technology, with the functions of identification and precise code pairing, can allow above 20 aircrafts to fly in the same field and same time.
5). High performance Brushless motor powered by 7.4V 1000mAh Lipo offers 9- to 11-minute flight time, depending on your flight mode.