# ThirdReality Smart Switch MT1

*ThirdReality / MT1*

> 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.

- Canonical page: https://smarthomecanon.com/devices/thirdreality-smart-switch-mt1
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [ThirdReality](https://smarthomecanon.com/brands/thirdreality) |
| Category | Switch |
| Model numbers | MT1 |
| Status | Current[^1] |
| Matter device type | withheld |
| Radio | Matter over Thread[^1] |
| Power | 2 AAA batteries[^1] |

## Integration paths

**How the ThirdReality Smart Switch MT1 connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Thread](https://smarthomecanon.com/protocols/matter-thread) | A Matter controller, A Thread border router[^1] | unknown | unknown |

**Platform support for the ThirdReality Smart Switch MT1**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Thread | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^1] |  |
| Matter / Thread | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Matter / Thread | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^1] |  |
| Matter / Thread | [Homey](https://smarthomecanon.com/platforms/homey) | Native[^1] |  |
| Matter / Thread | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Native[^1] |  |

## Related pages

- [ThirdReality hubs, bridges and Matter devices](https://smarthomecanon.com/lines/thirdreality-hubs-bridges-and-matter-devices) (line)
- [ThirdReality](https://smarthomecanon.com/brands/thirdreality) (brand)
- [Matter over Thread](https://smarthomecanon.com/protocols/matter-thread) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)

## Sources

[^1]: Smart Switch MT1 - ThirdReality store. https://www.thirdreality.com/products/smart-switch-mt1 (manufacturer, checked 2026-10-12)