Tuya 4CH USB5V AC85-250V Smart Life WiFi RF Bluetooth APP Relay Module
Tuya 4CH USB5V AC85-250V Smart Life WiFi RF Bluetooth APP Relay Module
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
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✔ Delivery time: 3–7 business days
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About This
- EASY SETUP -Easy to configure to Smart life app, Bluetooth WIFI Relay,Smart life tuya app wifi remote&433Mhz RF&Bluetooth remote 4 Channel Smart Relay,Working voltage is DC 5V or AC 85-250 V, Once configured with Smart life app,you can use bluetooth remote or 433mhz RF control when lose WIFI connection,support fixed code 433Mhz RF(not included).
- ROMOTE CONTROL & VOICE CONTROL - Wifi smart switch can work perfectly with Alexa-enabled devices like Echo/Tap/Dot, as well as Google home. Just with a simply voice command, Alexa or Google Assistant will work for you, turning on/off the connected devices at once.
- DEVICE SHARING - DIY Your Smart Home, Support Remote turn on/off, Timing Schedules , Device Sharing, Easy to Share, All family can control home appliances through Smart Life/Tuya app Works from anywhere you have internet connection.It can let you DIY a lot of smart projects: smart lights, fans, garage door, humidifier, thermostat etc.
- DEVICE MODE CHOOSE - This wireless switch with 3 working mode,self-lock Momentary and Interlock Switch,you can set mode by channel,adjust momentary time from 2 second to 1 minute in Smart life app. In the Self-locking mode, when you press the button on APP (or the manual button on the board) for one time, the relay will be on. The relay will be off only when you press the button once again.
- Simple ABS Shell- Can be fixed to electronic box,extra external interface on board.

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OUR TEAM HELPS SECURE YOUR HOME.
SmartHomeValueHub helps homeowners create safer, smarter, and more convenient living spaces with trusted smart home solutions built for everyday life.
From smart security cameras and smart locks to video doorbells, thermostats, lighting, and home automation essentials — we focus on products that improve real comfort, safety, and efficiency.
Our goal is simple: better protection, lower energy costs, and smarter daily living for every home.
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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
Smart Home Tips, Trends & Buying Guides