4 Channel USB 5V DC 7-32V Smart WiFi Bluetooth Wireless Relay Switch Module,eWelink app WiFi Remote Control Lights Garage Door,Compatible with Alexa,Google Assistant
4 Channel USB 5V DC 7-32V Smart WiFi Bluetooth Wireless Relay Switch Module,eWelink app WiFi Remote Control Lights Garage Door,Compatible with Alexa,Google Assistant
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About This
- MHCOZY 4 channel 5V 12V 24V 32V ewelink wifi relay module,low voltage clean contact wifi switch,bluetooth pairing, Din Rail ABS case and 4 button 2.4G RF included(without battery,battery model CR2032)
- 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/smartThings /Siri, Link "eWeLink Smart Home Fan" capability. You can request Alexa to turn your devices on / off.Remote ON/OFF Your Lights Garage Door from anywhere by Phone,create shortcut in ewelink app to work with Siri
Overview
- Connector Type : Clamp
- Contact Material : Metall
- Contact Type : Clean Contact Passive Output
- Current Rating : 10 A
- Mounting Type : DIN Rail Mount

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SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
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