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Tapo T300

Tapo / T300

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TP-Link Tapo T300 smart water leak sensor
Image: TP-Link press materials

Does the Tapo T300 work with HomeKit, Alexa, and Google Home?

The Tapo T300 water leak sensor runs on batteries and needs a Tapo hub.

It works with Google Assistant. It suits Google Home users, with native support through the maker's hub. Home Assistant users reach it through an integration (the maker's hub).

At a glance: works withHow this is decided: cited platform facts only
HomeKit
Unknown
Unknown
Google Home
Yes[1]
Proprietary + hub, native
Alexa
Unknown
Unknown
SmartThings
Unknown
Unknown
Home Assistant
Yes[2]
Proprietary + hub, via tplink

Key facts

Tapo T300 facts

How facts are sourced: every cell cites its source below
FactValue
StatusCurrent[1]
List price$19.99[3] as of
TypeWater leak sensor[1]
Radio868 MHz (EU) / 922 MHz (US)[1]
Hub neededTapo hub required[1]
Power2 AAA batteries[1]
Voice assistantsGoogle Assistant[1]
Matterunknown

Integration paths

How the Tapo T300 connects

1 pathHow facts are sourced: every cell cites its source below
PathRequiresiLocaliFeatures lostPlatformsi
Proprietary + hubHUBTapo hub[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 Tapo T300

1 routeHow facts are sourced: every cell cites its source below
PlatformLeveliIntegrationDetailsEvidenceLimitations
Home AssistantNative (local)[2][4]tplinkProprietary + hub
  • Quality: Platinum[2][4]
  • IoT class: Local Polling[2][4]
  • Works with Home Assistant: Not certified[2][4]
Model 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.

Cite this page

Tapo T300. Smart Home Canon. https://smarthomecanon.com/devices/tp-link-tapo-t300. Last checked 2026-10-20.

Sources

  1. [1]
    MFRtapo.com / T300 product page (tapo.com US)
    Accessed Back to text
  2. [2]
    DOChome-assistant.io / Home Assistant: TP-Link Smart Home integration
    Accessed Back to text
  3. [3]
    MFRus.store.tapo.com / Tapo US store: IP67 Smart Water Leak Sensor, Hub Required, Tapo T300
    Accessed Back to text
  4. [4]
    MFRpython-kasa.readthedocs.io / python-kasa: supported devices (the list the Home Assistant TP-Link page links to)
    Accessed Back to text