Meross Smart Wi-Fi In-Wall Switch, MSS810HK

$15.99 Regular price $17.99
Unit price
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  • Neutral wire required: Please ensure your original switch has a neutral wire before purchasing. If unsure, please contact a professional electrician. We provide installation instructions and videos in the app and product details page.
  • Smart relay: Meross relay module fits into any standard socket and can be mounted on / flush-mounted. Upgrade old switches to smart mode. Compatible with rocker switches, toggle switches, flush-mounted switches, reset switches and other switch types
  • Voice control - The module can be connected to Apple HomeKit, Alexa or Google Home. You can also operate your switches and sockets via voice control. "Hi Siri, turn on the switch in the living room"
  • Mini size: 5 cm x 4.6 cm x 1.9 cm, fits in any standard flush-mounted box. A neutral conductor is required, and max. Power 400 W. Detailed installation instructions are available in the Meross app.
  • App control: Manage all your morass smart home products in the morass app and build a smart home environment. It also supports schedule, sunrise and sunset.

Free Shipping and Fast Delivery

All orders are free shipping. The product will ship 1 business day after purchase (except for pre-ordered products). Delivery will take 3-5 business days in the US/CA/AU, and 7-14 days in other regions.


We offer a one-year limited warranty from the date of purchase

Neutral Wire Required

The original switch must have a neutral wire.

Compatible Single Pole Switch

Mini size: 5cm*4.6cm*1.9cm, fits into any standard electrical box.

Hands-Free Voice Control

Enjoy the hands-free convenience, perfect for times when your hands are full or entering dark room.

Control From Anywhere

Turn your lights on/off from anywhere via Meross app when you’re away or at home.

Customize Schedule

You can create schedules to set your switch to automatically turn on and off.

Joint Family Account

You can use the same account with your family and share control through Meross APP or Home.

Trusted and Reliable

Meross is trusted by millions users.

Product Comparison



Compatible DevicesApple HomeKit/Google Assistant/Amazon Alexa/SmartThings Google Assistant/Amazon Alexa/SmartThings
Schedule Function Yes(Even when no Wi-Fi) Yes(Even when no Wi-Fi)
Control Method Voice/Remote/App/Off-line Control Voice/Remote/App/Off-line Control
No Hub RequiredYesYes

Product Specifications

Input100-250V~, 50/60Hz
400W max. for INC
150W max. for CFL&LED
Dimensions ( W x D x H ) 5.0 x 4.6 x 1.9 cm
Antenna One internal antenna
Switch 1 Way 1 Gang
Wireless StandardsIEEE 802.11 b/g/n, 2.4GHz, 1T1R
Wireless Security Support 64/128 bit WEP, WPA-PSK/WPA2-PSK/WPA3
*Does not support Enterprise Wi-Fi.
Certifications CE, RoHS, WEEE
Package Contents 1 x Smart Wi-Fi In-wall Switch
1 x Wire label
1 x User manual
3 x Wire
System Requirements Smartphone running iOS 10* or later, Android 6.0 or later Existing Wi-Fi network
*HomeKit version requires iOS 13.0 or later.
EnvironmentOperating Temperature: 0°C~40°C (32°F~104°F)
Storage Temperature: -40°C~70°C (-40°F~158°F)
Operating Humidity: 10%~90% non-condensing
Storage Humidity: 5%~90% non-condensing

Product Guides and User Manual Download (PDF)