Smart Home 433Mhz AC85-220V 1CH Relay Wireless RF Control Light Switch for Pump Security Systems Anti-Theft Alarms

Smart Home 433Mhz AC85-220V 1CH Relay Wireless RF Control Light Switch for Pump Security Systems Anti-Theft Alarms - Type: 1 Very convenient to use, simple wiring diagram connection way Support remote control up to 19 pieces. It can connect to the electronic control lock, light, electric curtain, etc. So that it can remote unlock the door, close the light, open or close the curtain, etc.  The working mode can be changed by yourself: you can switch to momentary, toggle, latching three modes as you need Learning pair code: it can work with any remote control with the same frequency, so you needn't worry about losing remote control anymore. (If the remote control is lost, buy one and pair with the PCB board is OK.) Small body, and it occupies less space. Specifications: Power: AC85-220V Standby current: <5MA RF frequency: 433MHz RF working mode: superheterodyne reception Receive sensitivity: -108dbm Transmitting distance: 100m (open area) Remote control storage: up to 19 Pcs Working mode: Momentary, Toggle, Latching  Wiring type: fixed terminal Output terminal: NO, NC, COM Remote control battery (each): 1*button battery (included) Supporting remote control type: learning code (1527 chip); fixed code