# Meross MST200 Smart Sprinkler Timer

*Meross / MST200HHK, MST200*

> The Meross MST200 Smart Sprinkler Timer is a dual-zone faucet sprinkler timer that needs a Meross hub and has brass fittings and weather-based skipping. It works with HomeKit, Alexa and Google Assistant, without HomeKit automations. It suits HomeKit, Google Home and Alexa users, with native support through the maker's hub.

- Canonical page: https://smarthomecanon.com/devices/meross-mst200
- Last checked: 2026-10-16

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Meross](https://smarthomecanon.com/brands/meross) |
| Category | Valve controller |
| Model numbers | MST200HHK, MST200 |
| Status | Current[^1] |
| Type | Sprinkler timer[^1] |
| Standard | Meross hub[^1] |
| HomeKit | Listed, without HomeKit automations[^1] |
| Scope | 2 zones[^1] |
| Sold in | US, EU, UK and AU[^1][^2] |

## Integration paths

**How the Meross MST200 Smart Sprinkler Timer connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | A Meross hub (MSH400 or MSH450)[^1] | unknown | unknown |

**Platform support for the Meross MST200 Smart Sprinkler Timer**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^1] |  |
| Proprietary + hub | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Proprietary + hub | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |

## Related pages

- [Meross energy monitors, sprinkler timers and diffuser](https://smarthomecanon.com/lines/meross-energy-water-and-air) (line)
- [Meross](https://smarthomecanon.com/brands/meross) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)

## Sources

[^1]: Meross Smart Sprinkler Timer Kit, MST200HHK(US Version) - Meross Official Store. https://shop.meross.com/products/smart-sprinkler-timer-mst200-us (manufacturer, checked 2026-10-16)
[^2]: Meross Smart Sprinkler Timer Kit, MST200HHK(EU/UK/AU Version) - Meross Official Store. https://shop.meross.com/products/smart-sprinkler-timer-mst200-eu (manufacturer, checked 2026-10-16)