Function and featuresMystery 450MM 4-Axis Quadcopter1) Main set size: 490mm*490mm*140mm2) Diameter (length between two motors not adjacent): 450mm3) Propeller size:11*4.7"4) Take off weight: 850g5) Safety take off weight: ?1350g6) Motor: Mystery 950KV brushless7) ESC: Mystery 30A ESC 8) Li-Po battery: Mystery 11.1V, 2200mAh, 35C9) Gyro: MMC1010) Transmitter: T6EHP-E Radio Link 2.4G 6CH transmitter+ receiver11) Flying duration: 8-12 mins12) Mystery B3 ChargerMade by advanced engineering material,super strong & smooth- all in one(ready to fly)- 100% Brand new - Red/white ~ color