1.Three-leaf propeller, high efficient power combination, the driving force is strong. 
2.The optical flow positioning and air press altitude hold achieving that altitude hold and point position indoor, more suitable for beginner .It can make it even in the condition of lower than 8m outdoor.The quadcopter will keep the altitude you need even without optical flow positioning.
3.Patent appearance ,integrated design without landing skid, making quadcopter more suitable for shooting and racing . 
4.The battery is sealed design, reasonable installation, specially equipped with charging plug,making the lifetime longer. 

1 * XK X300 RC Quadcopter
1 * Transmitter
1 * Adapter
1 * Charger
4 * Propeller
1 * 7.4V 2000mAh 20C Battery