Futaba 18SZ 70th Anniversary Edition Transmitter. 1 set MODE 2 ONLY. Transmitter Specifications -2-Stick 18-Channel, FASSTest Air 2.4GHz system -RF power output: 100mW EIRP -Operating system: FASSTest 18CH, FASSTest 12CH, FASST MULT, FASST 7CH, S-FHSS, T-FHSS -Power supply: 6.6V FT2F2100BV2 LiFe Battery. Receiver Specifications -Receiver R7008SB -FASSTest 2.4GHz system, dual antenna diversity, S. BUS system -Power requirement 3.7V-7.4V -Size 0.98×1.86x. 56 in (24.9×47.3×14.3mm) -Weight 0.38oz. Item included -Transmitter T18SZ for airplanes or helicopters -Receiver R7008SB -6.6V 2100mAh Li-fe battery and charger (UK Plug) -Switch Harness -Mini Driver -Instruction manual. Real-time online tracking service.