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[Controlled By "Hey Siri"] meross Smart Wi-Fi 3-Way Light Switch, Apple Certified With meross App, Apple HomeKit, Amazon Alexa, Google Assistant, SmartThings, No Hub Required, MSS550HK

Limited time offer, ends 04/30 By meross Official Store

In stock.
Ships from United States.
  • Neutral Wire Required: Please make sure your electric box has a neutral wire(in white color) before purchasing 3 way smart switch(NOT a dimmer switch). If you are not sure, please take a photo of the inner part of your electric box and send it to We can check it for you timely.
  • Affordable and Easy to Install: With meross’s patent designed 3 way smart light switch, you only need to replace one traditional 3 way switch. Half cost and labor. 15 mins installation. meross smart light switch fits for your existing 1/2/3/4 gang standard size Decora/GFCI faceplate. Works with the 2.4G WiFi only, do NOT support 5G WiFi, no hub required.
  • Remote and Voice Control: Control your light from anywhere with internet anytime by smart switch. ONLY supports meross app. Compatible with Apple HomeKit, Apple Watch, Siri, Alexa, Google Assistant and SmartThings. You can give simple voice commands to turn on/off the devices that are connected to smart switch 3 way. All data is securely
Meross Smart Plug
VIOTEK Gaming Monitor

Meross HomeKit 3 way Smart Light Switch


  • Voice control
  • Remote control
  • Remote control
  • No hub required
  • Create on/off schedules and timer for your light.
  • Compatible with Apple Homekit, Apple Watch, Siri, Amazon Alexa, Google Assistant and SmartThings.
  • FCC and ETL certified.

Technical Specifications

  • Neutral wire is required.
  • Wireless Standards: IEEE 802.11 b/g/n, 2.4GHz.
  • Input: 90-125V~, 50/60Hz.
  • One physical button and one reboot button.
  • One status LED.
  • Support 3-way.
  • NO dimmer.

Product Description

VIOTEK Gaming Monitor

3-Way Installation

The 3-way installation allows you to control the light from 2 different locations, for example, from the top of a stair to the bottom, from the door to your bed, from a hallway to a stairway...

VIOTEK Gaming Monitor

Voice Control

Meross 3-way smart switch compatible with all these platforms, Apple Homekit(iOS 13 or above), Apple Watch, Siri, Amazon Alexa Google Assistant and SmartThings.

You can easily control it with voice commands. "Hey Siri, turn off the bedroom light".

VIOTEK Gaming Monitor

Schedule Your Life

You can set schedules (timer) to turn on/off your light automatically based on your routine.

Schedule your lights when you need them including sunrise and sunset.

VIOTEK Gaming Monitor

Just Replace One Traditional 3 Way Switch

With meross’s patent designed MSS550HK, customers only need to replace one traditional 3 way switch. Half cost and labor.

VIOTEK Gaming Monitor

Remote Control

3-way smart switch control the light from anywhere with your smartphone using the free meross app.

Please note that HomeKit remote control requires you to install an iPad or HomePod or Apple TV in your house. Please go to Apple HomeKit website to learn more.

VIOTEK Gaming Monitor

HomeKit Dedicated Chipset

Mediatek Iot chipset that supply Chipest for Amazon Echo smart speaker. Enable it capable of longer WiFi connection range and lower disconnection rate than most of its competitors.


For iOS users, the meross app will guide you to set up and manage in Apple Home app. Please use iOS 13 or above. You can launch meross app and add MSS550 once you finished the setup in Home app without resetting it. meross app offers firmware update and troubleshooting, etc.

Note that HomeKit remote control requires you to install an iPad or HomePod or Apple TV in your house. Please go to Apple HomeKit website to learn more.

Wi-Fi request: Connect your iPhone to 2.4GHz home Wi-Fi while setting up HomeKit. If you are having a Mesh Wi-Fi name for both your 2.4GHz and 5GHz Wi-Fi and it keeps fail during setup. You may need to turn off the 5GHz on your Wi-Fi router temporarily. Make sure that your smart device is always covered by strong Wi-Fi signal, otherwise your smart device may not respond to Home app.

Any question or issue, please contact seller for assist.

VIOTEK Gaming Monitor

Warranty & Returns

Warranty, Returns, And Additional Information

Return Policies

Manufacturer Contact Info