SwitchBot Water Leak Detector

Name: SwitchBot Water Leak Detector
Brand: SwitchBot

SwitchBot / W4402000

Last checked 2026-10-20

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Does the SwitchBot Water Leak Detector work with HomeKit, Alexa, and Google Home?

The SwitchBot Water Leak Detector is an IP67 leak sensor that connects straight to Wi-Fi, so you need no hub.

It sends alerts to the phone and runs on batteries. It suits Home Assistant users through an integration (a Matter bridge).

At a glance: works withHow this is decided: cited platform facts only

HomeKit

Unknown

Google Home

Unknown

Alexa

Unknown

SmartThings

Unknown

Home Assistant

Matter via Bridge, via integration; 2 other paths

How facts are sourced: every cell cites its source below

SwitchBot Water Leak Detector facts
Fact	Value
Status	Current[6]
List price	$17.99[6] as of October 10, 2026
Type	Leak sensor[7]
Measures	Dripping water, immersion and water level[7]
Radio	Wi-Fi[7]
Power	Battery, up to 2 years[7]
Hub	No hub needed[7]
Matter	Through a SwitchBot hub (Hub 2, Hub 3 or Hub Mini Matter Enabled)[8]
Key spec	IP67 waterproof[7]

3 pathsHow facts are sourced: every cell cites its source below

How the SwitchBot Water Leak Detector connects
Path	Requiresi	Locali	Features lost	Platformsi
Matter via Bridge	SwitchBot Hub 2, Hub 3 or Hub Mini (Matter Enabled), A Matter controller on your platform, such as a HomePod or Apple TV for HomeKit[8] (A SwitchBot hub is not enough on its own. You also need the platform's own home gateway.)	unknown	unknown	Home Assistant: Via integration[1–3]
BLE	Bluetooth adapter on the Home Assistant host[4]	Yes[4] (Connects locally through Home Assistant, without the SwitchBot Cloud.)	unknown	Home Assistant: Via integration[4] Integration: SwitchBot Bluetooth Homey: Native[9] Integration: com.switchbot
Wi-Fi cloud	SwitchBot app and a Wi-Fi network[7]	unknown	unknown	Home Assistant: Via integration[5] Integration: SwitchBot Cloud Homey: Via integration[9] Integration: com.switchbot

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.

5 routesHow facts are sourced: every cell cites its source below

Ways to add the SwitchBot Water Leak Detector
Platform	Leveli	Integration	Details	Evidence	Limitations
Home Assistant	Native (local)[1][10]	switchbotBLE	Quality: Gold[1][10] IoT class: Local Push[1][10] Works with Home Assistant: Certified[1][10]	Model named	None stated
Home Assistant	Via Matter bridge[1–3]	matterMatter via Bridge	Quality: No score[1–3] IoT class: Local Push[1–3] Works with Home Assistant: Certified[1–3]	Model named	None stated
Home Assistant	Native (cloud)[11]	switchbot_cloudWi-Fi cloud	Quality: No score[11] IoT class: Cloud Polling[11] Works with Home Assistant: Certified[11]	Model named	Limited: Needs a SwitchBot Hub and a SwitchBot account API token.; State updates arrive by webhook, so the Home Assistant instance must be reachable from the internet (or use Home Assistant Cloud).[11]
Homey	Official app (local)[9]	com.switchbotBLE	App: Official[9] Runs on: Homey Pro, Homey Cloud[9]	Model named	None stated
Homey	Official app (cloud)[9]	com.switchbotWi-Fi cloud	App: Official[9] Runs on: Homey Pro, Homey Cloud[9]	Model named	None 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.

SwitchBot Water Leak Detector. Smart Home Canon. https://smarthomecanon.com/devices/switchbot-water-leak-detector. Last checked 2026-10-20.