4 Channel USB 5V AC 85-250V Smart WiFi Wireless Dry Contact Relay Switch Module,Tuya Smart Life app Remote Control,Compatible with Alexa Google Home

Price: $20.90
(as of Oct 19, 2026 14:53:17 UTC – Details)


MHCOZY 4CH WIFI Smart Relay Module, DIY Smart Home By using the free Smart life/Tuya App remote control your home appliances or electrical devices anytime and anywhere. support 2.4G wifi only,when pairing,your phone have to connect with the same 2.4G wifi .
WIFI control, no need to program. No matter where you are, you only need to download a APP to connect the wifi and control the cloud.Features:
input voltages : USB 5V or AC85-250V
With signal instruction light and relay pull-on instruction light
Power <1W, and quiescent current:80mA
Cutover current<10A , Cutover voltage<250V
10A Relay Model
Working Temperature: -40 to 70 degree
Working Humidity: 40% to 80% RH
Function:
1.Default Self-locking latching mode: Turn on/off 4 connected devices separately.
2.Momentary inching mode,Press the open relay by mobile phone, then cut off the pull-on immediately(default one second). Interlock mode: Turn on one device every time, and turn off others at the same time.t has the timing-share function at the same time.
2. .

Feature:
Independently control 4 devices: It is the new 4-channel design which can make you remotely turn on/off 4 home appliances independently
create single/repeat/circle/ countdown timers to automatically turn on/off devices at the specified time. And the timers can run themselves even the network is unavailable
Sync Status:Real-time devices status provided to App
Voice control
Wifi smart switch can work perfectly with Alexa-enabled devices like Echo/Tap/Dot, as well as Google home. Control home appliances or electrical devices with your voice like this:
“Alexa, turn on the light.”
“Alexa, turn on Garage door.”
“Hey Google, turn off the bedroom light.” “
Package included:
1 x 4CH WIFI Relay, 1 x instruction
WIFI RF Bluetooth 220V Smart clean contact Relay,Smart life tuya app wifi remote & 433Mhz RF Wireless remote .Easy to configure to Smart life app,working voltage is DC 5V or AC 85-250V.It’s clean contact passive output,input voltage just powe the relay,without current pass through the board,no voltage at output,just on/off signal
Widely Usage,MHCOZY 4 channel WIFI Relay,with 3 working mode,self-lock ,emulate Momentary(inching) and Interlock mode,you can set mode as channel,adjust inching time from 1 second to 1 hour in Smart life app.DIY WIFI Garage Door Opener,Automate chicken hoop door shutter blind curtain
Easy to setup ,add Smart WIFI control to your home,support 2.4G wifi only,once powered on,your phone bluetooth will find it asap,tap to configure with Smart life app,programe or remove fixed 433Mhz RF(not included) in by pressing button on board
Schedule Timing function and share control,create schedule smart scenes,support countdown/sunrise/sunset/loop timer,happy share control with family
Voice control,work with alexa assistant Nest smartThings,create run to tap to work with Siri in tuya app,use your voice command control when busy
Customers are satisfied with the relay’s connectivity, with one mentioning it reacts instantly to Smartlife triggers. The quality receives positive feedback, with customers describing it as a nice module.