Applications: 1.wireless power switch, socket, remote control switch, receiver module,2. access control, electric cars, motorcycles, automobile anti-theft products, remote door openers, closers control system3. security, surveillance , home security products, electric doors, alarm host, alarm4. rooms controls, shutter doors, windows, remote control socket, remote control LED, remote audio remote control electric doors, garage door remote control, remote control retractable doors, remote rolling gates, sliding door5. smart , remote control curtains, remote MP3, audio.Specifications:Model: RX470-4 (RX470-4 is WL101-341 upgraded version, more stable performance, faster data transfer)Size: 30x9x1mmOperating frequency: 433.92 MHzMains input voltage range: 2.2V-5VWorking current: Type: 2.1mA (Requirement:=5V) ; Type: 2.1mA (Requirement:=3V)Quiescent Current: 1uATemperature range: -40~85External antenna: 32cm single core wire, wound into a spiralSpecifications:Model: WL102-341Material: Plastic + MetalColor: shown as picturesSize: 16x12x1mmOperating frequency: 433.92 MHzMains input voltage range: 2.0V-3.6VShutdown mode current is less than 1uATransfer rate: up to 20KHzLaunch distance: 20-100 metersExternal antenna: 25cm ordinary multi-core or single-core lineTemperature range: -45~85Color: As ShownMaterial: PC+metalPackage Contents:10 Set 433 Mhz Wireless module KitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.