--- product_id: 651410757 title: "Smart WiFi Wireless Relay Switch Module, Smart WiFi Wireless Light Switch, Tuya 4CH AC 85-250V/ USB 5V Smarts Life Remote Control Dry Contact Momentry Switchs Compatible with Alexa and Google Home" brand: "nalacal" price: "£24.81" currency: GBP in_stock: true category: "Nalacal" url: https://www.desertcart.co.uk/products/651410757-smart-wifi-wireless-relay-switch-module-smart-wifi-wireless-light store_origin: GB region: United Kingdom --- # Remote app & RF433 control 4-channel multi-mode relay Alexa & Google voice compatible Smart WiFi Wireless Relay Switch Module, Smart WiFi Wireless Light Switch, Tuya 4CH AC 85-250V/ USB 5V Smarts Life Remote Control Dry Contact Momentry Switchs Compatible with Alexa and Google Home **Brand:** nalacal **Price:** £24.81 **Availability:** ✅ In Stock ## Summary > 🔌 Power your smart lifestyle with effortless control and next-level automation! ## Quick Answers - **What is this?** Smart WiFi Wireless Relay Switch Module, Smart WiFi Wireless Light Switch, Tuya 4CH AC 85-250V/ USB 5V Smarts Life Remote Control Dry Contact Momentry Switchs Compatible with Alexa and Google Home by nalacal - **How much does it cost?** £24.81 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/651410757-smart-wifi-wireless-relay-switch-module-smart-wifi-wireless-light) ## Best For - nalacal enthusiasts ## Why This Product - Trusted nalacal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **4-Channel Versatility:** Control multiple devices with self-locking, inching, or locking modes for ultimate automation flexibility. - • **Anywhere, Anytime Control:** Manage your home remotely via Tuya/Smart Life app or RF433MHz remote—never miss a beat. - • **Seamless Voice Integration:** Hands-free command with Alexa and Google Assistant compatibility—smart living made effortless. - • **Smart Scheduling & Sharing:** Set sunrise-based timers and share device control with family for synchronized smart home harmony. - • **Easy Setup with Dual Connectivity:** Supports 2.4G WiFi and Bluetooth for quick pairing—get your smart home running in minutes. ## Overview The Smart WiFi Wireless Relay Module is a compact, 4-channel device designed for versatile home automation. Compatible with Alexa and Google Home, it supports multiple control modes, remote app and RF433MHz control, smart scheduling, and device sharing. It operates on AC 85-250V or USB 5V power inputs and connects via 2.4G WiFi or Bluetooth, enabling seamless integration into your smart home ecosystem. ## Description Features:Two Input PortsYou could choose USB 5V port or the screw terminal port to supply power in the input to make the pcb board board work.Dry Contact/Passive OutputNo matter the power you supply in the input, the output don't have any voltageIf you do not supply power in output port, the connectted home appliance can't work, you also need to supply power in output.APP Remote ControlYou can control the connectted home appliance in Tuya or smart life APP anywhere and anytime.Such as light, electric kettle, electric rice cooker, electric curtain, etc. RF433 Control The WIFI Module support RF433 Frequency,and you can control the WIFI module by RF433mhz remote controller.Mobile Phone ControlWhen you go outside or at home,You could control the module in your smart phone by 2.4Ghz WIFI or 2G/3G/4G Mobile Network.Note:The router need to online and the WIFI module need to keep a close distance with the router)Voice ControlCompatible with Alexa and Google Assistant, you can use the voice control to turn it on/off the connectted home appliances.Share ControlOne device can control by Multiple phones,you can share the wifi module with your family member.Group Controlone phone can control Multiple smart device.You can add the wifi module and other smart device in a group,and then turn on/off all smart device at the same time.Scene LinkageCreating smart scene to trigger ON/OFF all WIFI smart home appliances by departure mode, home mode, temperature, humidity, or other conditions. ## Features - 🔄 Versatile Control Modes: Switch between 3 working modes: self-locking, inching, and locking mode. Ideal for automating various devices such as garage doors, door access systems, fans, irrigation systems, and lamps. Easily control DC and AC motors for forward and reverse operations. - 🗣️ Voice Control Compatibility: Seamlessly integrate with Alexa and Google Assistant for voice control. Manage your home appliances hands-free by simply using voice commands. - 📅 Smart Scheduling & Sharing: Set up schedules with sunrise countdown and repeat plans. Effortlessly share control with family members for convenient management of your devices. - 📱 Remote App Control: Control your devices from anywhere using the Tuya/Smart Life app on Android and iOS. Also supports 433MHz wireless remote control for additional convenience. - 🌐 User-Friendly Setup: Supports 2.4G WiFi and Bluetooth protocols for easy device pairing. Ensure proximity to the router during setup as it does not support mesh WiFi or 5G networks. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DB8DMVCQ | | Best Sellers Rank | #15,319 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #185 in Electrical Wall Switches | | Brand Name | NALACAL | | Customer Reviews | 3.5 out of 5 stars 2 Reviews | | Educational Objective | Develop understanding of smart home automation and remote control through practical application | | Indoor Outdoor Usage | Indoor | | Is Assembly Required | No | | Item Dimensions | 8 x 8 x 3 centimeters | | Manufacturer | NALACAL | | Manufacturer Part Number | 7557457162651 | | Material Type | mesh | | Operation Mode | Automatic | | Power Source | AC Adapter | | Set Name | 4CH | | Supported Battery Types | No batteries required | | Theme | Smart Home Automation | | UPC | 755745716265 | | Unit Count | 1 Count | ## Images ![Smart WiFi Wireless Relay Switch Module, Smart WiFi Wireless Light Switch, Tuya 4CH AC 85-250V/ USB 5V Smarts Life Remote Control Dry Contact Momentry Switchs Compatible with Alexa and Google Home - Image 1](https://m.media-amazon.com/images/I/51oc-V+R9-L.jpg) ## Frequently Bought Together - Smart WiFi Wireless Relay Switch Module, Smart WiFi Wireless Light Switch, Tuya 4CH AC 85-250V/ USB 5V Smart Life Remote Control Dry Contact Momentry Switch Compatible with Alexa and Google Home - Makayuron WiFi Smart Wall Light Switch Touch Switches, No Neutral Wire Required Compatible with Alexa and Google Home, APP Remote Control Touch Switch, Voice Control, No Hub Required (White 4 Gang) - MOES WiFi Smart Central Air Conditioner Thermostat Temperature Controller Fan Coil Unit Works Amazon Alexa Echo Google Home 2 Pipe Tuya - 220 Volts --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/651410757-smart-wifi-wireless-relay-switch-module-smart-wifi-wireless-light](https://www.desertcart.co.uk/products/651410757-smart-wifi-wireless-relay-switch-module-smart-wifi-wireless-light) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-04*