# Tapo T315

*Tapo / T315*

> The Tapo T315 shows temperature and humidity on a 2.7 inch e-ink display. It needs a Tapo hub and works with Alexa and Google Assistant. It suits Google Home and Alexa users, with native support through the maker's hub. Home Assistant users reach it through an integration (the maker's hub).

- Canonical page: https://smarthomecanon.com/devices/tp-link-tapo-t315
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Tapo](https://smarthomecanon.com/brands/tp-link-tapo) |
| Category | Temperature and humidity sensor |
| Model numbers | T315 |
| Status | Current[^1] |
| Type | Temperature and humidity sensor[^1] |
| Radio | Sub-1 GHz (868/922 MHz)[^1] |
| Hub needed | Tapo hub required[^1] |
| Power | 2 AAA batteries[^1] |
| Voice assistants | Alexa, Google Assistant[^1] |
| Matter | unknown |

## Integration paths

**How the Tapo T315 connects**

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

**Platform support for the Tapo T315**

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

## Related pages

- [TP-Link Tapo hubs and sensors](https://smarthomecanon.com/lines/tp-link-tapo-hubs-and-sensors) (line)
- [Tapo](https://smarthomecanon.com/brands/tp-link-tapo) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)

## Sources

[^1]: T315 product page (tapo.com US). https://www.tapo.com/us/product/smart-sensor/tapo-t315/ (manufacturer, checked 2026-10-10)