U841 U842 U843 Quad-Copter
UdiR/C RC Quad-copter series: U841, U841A, U842, U842C, U843. Udi U841 (U841A) Quadcopter: 4 in 1, Multifunction suit, air-land amphibious, photo camera, can run on the road, very fun. Udi U843 Multi-skywalker: 4 in 1, Multifunction suit, you can enjoy the fun of amphibious and 4-axis operation. Udi Falcon U842: HD upgrade version, increase the size, Low voltage warning, Patent of appearance design; LARK FPV U842 can meet your aerial Real-time Image demand.