Features: 
Three Channels Rc Helicopter
Proportional controlling system
Flying up & down, forward & backwark & left & right
Proportional controlling system
Packing info: 
Item No. : wd0507
Car Size: 48 x 24. 5 x 21 CM (L x W x H) 
Carton Size: 76 x 43. 5 x 50 CM
Pcs / Ctn: 6 PCS
G. W.  / N. W. : 13. 2 / 11. 2 KG
Qty / 20': 1015 pcs
Qty / 40': 2105 pcs
Qty / 40' HQ: 2468 pcs
WD0507 is indoor and outdoor helicopter designed by WODDON team for ages 8-up beginners. It's featured by the twin motors. 
After many tests. Woddon engineers found the round rotor is the safest structure to avoid any scratches while playing. Moreover, the rotor can be replaceable simply and easily in minutes. 
The canopy is made of high strength PC so that it's still in good condition even the helicopter falls down from 5m height for times. 
Carbon fiber made frame provides more stress resistance and also keeps the helicopter lighter to reduce power consume Plus the high-capability built in lithium battery, the flight time can last 12-15 minutes.