4CH WiFi RF Wireless Switch Relay,Inching Self-Locking Interlock Mode,for Access Control Smart Garage Door,Compatible with Alexa Goolge Home

Easy to setup,, 2 power options, DC 5V with 5V 1A phone adaptor and Micro usb cable, or DC 7-32 throuth screw. It's clean contact relay, no current through the board, without voltage at output. you need to add extra power source for appliance at output. support 2.4G wifi only, when pairing, please make sure to put the relay close to your router, Once its powered on, if the indicator light flash 2 short 1 long, no need to long press pairing button, tap to pair in ewelink app directly.

and you can use compatible mode, long press pairing button until red light quickly blink, open ewelink app and scroll down to select compatible mode. 3 working mode, momentary latching and interlock, set work mode as channel in ewelink app, you can set 2ch with inching for add wifi control togarage door opener, another 2ch self-locking to automate lights. WIFI and RF Remote Control, with 433mhz receiver bulit in (433Mhz RF doesnt include) support learning code 433Mhz RF only. 4 button on the board, press each button to pair/remove RF as channel, independently control 4 appliance, real state feedback and historical operating discipline in ewelink app.

Timing and Sharing.
Smart Scene: Trigger on/off by temperature, humidity or other environmental conditions, It supports 8 group timing function and Share Control with Family. Voice Control, works with Alexa Google Home Nest IFTTT, Link "eWeLink Smart Home Fan" capability. You can request Amazon Echo / Echo Dot / Amazon Tap directly to turn your devices on / off. Remote ON/O