3 channel mini alloy plane : 1 ,Newest design 2 ,3-channel with Gyro , 3 ,Co-Axis:4blades 4, long distance control 4 channel:Asending/Descending forward/backward turn left &rightproduct size20x4x10cmcarton size83x20x63.5cm (24pcs/ctn)main motor coreless motorbattery 3.7v/180mah Li-polycontrol distance 10 metescharger time 50minsAvitation time 8mins