About This MHCOZY 4 channel 120V ewelink app controlled wifi relay module,clean contact wifi switch,bluetooth pairing,support 2.4G remote control(without included) Dry Contact Relay,without voltage at ouput,you can connect door access/light/motor at output.3 working modes: Inching Self-locking Interlock. can be used for wifi button to remote Garage Door Opener by phone.set working mode by channel in ewelink app, and rename each channel,DIY smart shutter switch, set inching time from 0.5 second to 1 hour in ewelink app Timing and Status Real-time Monitor. Smart Scene: Trigger on/off by temperature, humidity or other environmental conditions,It supports 8 group timing function and Share Control with Family Easily Share Function,Share Control with Other eWelink Accounts,Invite Family to Enjoy Free Remote Contorl,Free app remote(Invitees need to download and login in their eWelink), Both Android and IOS can search ewelink and download, register and control your home appliances.support 2.4G WiFi only,if your router with dual bands and same SSID, please close 5G firstly,or change to different SSID. Voice Control,works with Alexa Google Home Nest smartThings Siri, Link "eWeLink Smart Home Fan" capability. You can request Alexa or Google assistant to turn your devices on / off.Remote ON/OFF Your Lights Garage Door from anywhere by Phone Overview Connector Type : Clamp Contact Material : Metall Contact Type : No Nc Com Current Rating : 10 Amps Mounting Type : DIN Rail Mount
