--- product_id: 94724556 title: "WiFi Wireless Inching Relay Monentary/Self-locking Smart Switch Module DIY Smart home Gadget DC 5-32V Input Ewelink App Compatible With Alexa Echo Google home Nest IFTTT SONOFF (ST-DC4)" brand: "rees52" price: "β‚Ή 3694" currency: INR in_stock: true reviews_count: 8 category: "Rees52" url: https://www.desertcart.in/products/94724556-wifi-wireless-inching-relay-monentary-self-locking-smart-switch-module store_origin: IN region: India --- # 5-32V DC input range WiFi remote control via eWeLink app Supports momentary, self-locking & interlock modes WiFi Wireless Inching Relay Monentary/Self-locking Smart Switch Module DIY Smart home Gadget DC 5-32V Input Ewelink App Compatible With Alexa Echo Google home Nest IFTTT SONOFF (ST-DC4) **Brand:** rees52 **Price:** β‚Ή 3694 **Availability:** βœ… In Stock ## Summary > πŸ”Œ Power your smart life with precision and style! ## Quick Answers - **What is this?** WiFi Wireless Inching Relay Monentary/Self-locking Smart Switch Module DIY Smart home Gadget DC 5-32V Input Ewelink App Compatible With Alexa Echo Google home Nest IFTTT SONOFF (ST-DC4) by rees52 - **How much does it cost?** β‚Ή 3694 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/94724556-wifi-wireless-inching-relay-monentary-self-locking-smart-switch-module) ## Best For - rees52 enthusiasts ## Why This Product - Trusted rees52 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Voice Assistant Ready:** Effortlessly control devices hands-free via Alexa, Google Home, Nest, and IFTTT integration. - β€’ **Seamless Smart Control:** Manage your home devices remotely with eWeLink app on iOS & Android, anytime, anywhere. - β€’ **DIY Smart Home Powerhouse:** Compact, surface-mount design with wide voltage compatibility (5-32V DC) for endless customization. - β€’ **Versatile Operation Modes:** Choose momentary, self-locking, or interlock modes to customize your smart home setup. - β€’ **Precision Timing & Automation:** Set schedules, cyclic timers, and delay switches to automate your daily routines flawlessly. ## Overview The REES52 WiFi Wireless Inching Relay Module is a compact, versatile smart switch supporting momentary, self-locking, and interlock modes. Compatible with the eWeLink app, it enables remote control, scheduling, and automation of home appliances via WiFi. It integrates seamlessly with Alexa, Google Home, Nest, and IFTTT, supporting 5-32V DC input and surface mount installation, making it ideal for DIY smart home projects. ## Description DESCRIPTION : This product is a wireless switch supports momentary(inching) /self-locking/interlock work modes. Users can add the device to the APP eWeLink in order to remotely control connected home appliances or power circuits. Note:The relays are switches without output, the power supply input (AC/DC) just for the PCBA. Tap the work mode setting button manually, the product can change the working mode. When in inching mode, you can have two wiring ways to select: -Turn on 1s and then auto-off -Turn off 1s and then auto-on. When in self-locking mode, you can remotely turn on/off connected devices immediately. When in interlock mode(only 2-gang and 4-gang supports), you can remote control AC/DC motors. The product enables remote control of home appliances through the mobile application eWeLink, available on both Android and iOS. Supported functions include: *Remote turn on/off *Timing Schedules *Device Sharing *Group Management *Compatible with desertcart Echo, Echo Dot, desertcart Tap *Works with Google Home, Google Nest *Works with IFTTT This product is compatible with desertcart Alexa. You can ask Alexa to control the device with the following voice commands. Please note that only US/UK English and German voice commands are supported now. Try out these phrases ( {deviceName} should be the name of your device): "Alexa, turn on {deviceName}" "Alexa, turn off {deviceName}" "Alexa, schalte Ger?tename ein" "Alexa, schalte Ger?tename aus" Also you can ask Google Home to control the device with the following voice commands. "hey, google, turn on {deviceName}" "OK, google, turn off {deviceName}" How to works with IFTTT: Search "eWeLink Smart Home" in IFTTT APP. Review: Nice relaible - I am operating my two pumps , gate lights. Nice in use Review: Very bad product - Almost all the time it’s showing off line ## Features - This wireless switch relay module supports momentary (1s) /self-locking/interlock (only 2-gang and 4-gang support) work modes. Smart remote control functions with Timing control, Cyclic timing control, Delay switch control and Mechanical switch output. - In inching mode (momentary mode), if you press the button on the app (or the manual button on the board), the switch will be closed after 1 second. In this case, you have two wiring ways: 1. turn on 1s and then auto-off; 2 turn off 1s and then auto-on. So you can DIY a smart PC, Remote controller. - In self-locking mode, you can remote turn on/off connected devices. When you press the button on APP (or the manual button on the board) for one time, the switch will be on. The switch will be off only when you press the button once again. So you can DIY a smart Light, Thermostat, Household electrical appliances. - In interlock mode (only for the model DC2 and DC4), if you turn on/off one relay each time, the other relays will auto turn off/on at the same time. So you can DIY a smart Garage door, Motor. - Wifi Remote controlled by EweLink APP for iOS and Android 2G/3G/4G Networks. Support functions including: remote on/off, timing schedules, device sharing, smart scenes. Compatible with ALEXA ECHO/IFTTT/GOOGLE HOME/GOOGLE NEST. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07L5R6ZM1 | | Best Sellers Rank | #32,233 in Home Improvement ( See Top 100 in Home Improvement ) #48 in Home Automation Hubs & Controllers | | Brand | REES52 | | Coil Voltage | 32 Volts (DC) | | Connector Type | Through Hole | | Contact Material | Silver Alloy | | Contact Type | Normally Open | | Country of Origin | China | | Item Weight | 80 g | | Item model number | ST-DC4 | | Manufacturer | REES52 | | Maximum Switching Voltage | 32 Volts | | Minimum Switching Voltage | 5 Volts (DC) | | Mounting Type | Surface Mount | | Operation Mode | Automatic | | Package Dimensions | 9.91 x 8.64 x 2.03 cm; 80 g | | UPC | 678535742148 | ## Product Details - **Brand:** REES52 - **Connector Type:** Through Hole - **Contact Material:** Silver Alloy - **Contact Type:** Normally Open - **Mounting Type:** Surface Mount ## Images ![WiFi Wireless Inching Relay Monentary/Self-locking Smart Switch Module DIY Smart home Gadget DC 5-32V Input Ewelink App Compatible With Alexa Echo Google home Nest IFTTT SONOFF (ST-DC4) - Image 1](https://m.media-amazon.com/images/I/61DrqpbGudL.jpg) ## Questions & Answers **Q: I purchased this item from you..can you please send me the user manual..** A: It is vey easy to configure. All you need is to connect to wifi. There is button on the board that will change the relays to different mode like- inching./locking **Q: does this device work on inverter also???** A: It needs power supply, so will work with inverter. I have connected to UPS. **Q: Input 220ac** A: Yes you can use 220v, just be careful as the backside is exposed **Q: It is working with alexa** A: Yes it works with alexa ## Customer Reviews ### ⭐⭐⭐⭐⭐ Nice relaible *by S***A on 10 December 2021* I am operating my two pumps , gate lights. Nice in use ### ⭐ Very bad product *by K***R on 18 November 2023* Almost all the time it’s showing off line ### ⭐⭐⭐⭐⭐ It works and very useful *by M***H on 28 October 2019* Awesome and useful product. Works great. Google assistant and alexa integration makes home automation a breeze. ## Frequently Bought Together - REES52 WiFi Wireless Inching Relay Monentary/Self-locking Smart Switch Module DIY Smart home Gadget DC 5-32V Input Ewelink App Compatible With Alexa Echo Google home Nest IFTTT SONOFF (ST-DC4) - TYP-12 Wi-Fi Switch Smart 1CH Relay Module DC5V 12V 24V Self-locking RF433 Receive Garage Door Opener Compatible with Alexa (Pack of 1) - REES52 WiFi Wireless Smart Switch Relay Module for Smart Home 5V 5V/12V，Ba applied to access control, turn on PC, garage door (5v) Ewelink App iOS/Andriod Compatible With Alexa Echo Google home IFTTT --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.in/products/94724556-wifi-wireless-inching-relay-monentary-self-locking-smart-switch-module](https://www.desertcart.in/products/94724556-wifi-wireless-inching-relay-monentary-self-locking-smart-switch-module) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-06-24*