Data Radio Control Toy Part 1.Transmission power: 500mW 3.Size: 63mm*43mm* ... .Carrier frequency of 433MHz 3KM Long range FY602 Data Radio Control Toy Part FY-602, the Low power wireless module, is ... queue wireless meter, building control, shipping company control, alarm system, intelligent equipment, Automatic data collecting system; Industrial remote control and remote test building automation, safety ...