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ThirdReality Smart Switch MT1

ThirdReality / MT1

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ThirdReality Smart Switch MT1, product photo
Image: ThirdReality

Does the ThirdReality Smart Switch MT1 work with HomeKit, Alexa, and Google Home?

The Smart Switch MT1 snaps over a toggle or rocker light switch with no wiring.

It uses Matter over Thread, and two AAA batteries are rated for about 1 year. It suits HomeKit, Google Home, SmartThings and Home Assistant users, with native support through Matter over Thread.

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Yes[1]
Matter / Thread, native
Google Home
Yes[1]
Matter / Thread, native
Alexa
Unknown
Unknown
SmartThings
Yes[1]
Matter / Thread, native
Home Assistant
Yes[1]
Matter / Thread, native

Key facts

ThirdReality Smart Switch MT1 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1]
List price$34.99[1] as of
Matter device typeOn/Off Light Switch (device type 0x0103)[2]
RadioMatter over Thread[1]
Power2 AAA batteries[1]

Integration paths

How the ThirdReality Smart Switch MT1 connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Matter / ThreadBRA Matter controller, A Thread border router[1]unknownunknown
About these columns
Requires
Hardware the path needs beyond the device and a controller.
Local
Yes when control on this path keeps working with the internet down.
Platforms
The platforms that work with the device on this path: Native (out of the box), Via integration (needs an add-on) or Not supported.

Home Assistant and Homey

Ways to add the ThirdReality Smart Switch MT1

2 routesHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantVia Matter[3] (Matter certified; Home Assistant does not name the model)matterMatter / Thread
  • Quality: No score[3]
  • IoT class: Local Push[3]
  • Works with Home Assistant: Not certified[3]
Model namedNone stated
HomeyVia Matter[3][4] (Matter certified; Homey does not name the model)matterMatter / ThreadModel namedNone stated
About these columns
Level
How the device gets into the platform on this route. The headline is the best route: local before cloud, direct before bridged, core before community. The methodology page lists every level.

Certifications

Certification records

1 recordHow facts are sourced: every cell cites its source below
ProgramCertificateCertified onTransportSpec / softwareSource
MatterCSA2500CMAT44894-24thread1[3]

Cite this page

ThirdReality Smart Switch MT1. Smart Home Canon. https://smarthomecanon.com/devices/thirdreality-smart-switch-mt1. Last checked 2026-10-20.

Sources

  1. [1]
    MFRthirdreality.com / Smart Switch MT1 - ThirdReality store
    Accessed Back to text
  2. [2]
    CSAon.dcl.csa-iot.org / CSA Distributed Compliance Ledger: model record, ThirdReality vendor 5127, product 12424
    Accessed Back to text
  3. [3]
    CSAon.dcl.csa-iot.org / CSA Distributed Compliance Ledger: ThirdReality vendor 5127, product 12424
    Accessed Back to text
  4. [4]
    DOCsupport.homey.app / Homey Support: Matter for Homey
    Accessed Back to text