# SONOFF SAWF-08P

*SONOFF / SAWF-08P*

> The AirGuard CO2 (SAWF-08P) needs a 2.4 GHz Wi-Fi network and a Matter hub to join HomeKit, Google Home or Alexa. Its NDIR sensor reads CO2 to within 50 ppm plus 5 percent, alongside temperature and humidity, and it powers over USB-C. It suits HomeKit, Google Home, Alexa and Home Assistant users, with native support through Matter over Wi-Fi.

- Canonical page: https://smarthomecanon.com/devices/sonoff-airguard-co2
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [SONOFF](https://smarthomecanon.com/brands/sonoff) |
| Category | Air quality sensor |
| Model numbers | SAWF-08P |
| Status | Current[^1] |
| Measures | CO2, temperature, humidity[^1] |
| Update interval | 5 seconds[^1] |
| Radio | Matter over Wi-Fi[^1] |
| Power | USB-C[^1] |
| History | Up to 1 year, with export[^1] |

## Integration paths

**How the SONOFF SAWF-08P connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) | 2.4 GHz Wi-Fi network, A Matter hub[^1] | unknown | unknown |

**Platform support for the SONOFF SAWF-08P**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Wi-Fi | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^1] |  |
| Matter / Wi-Fi | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Matter / Wi-Fi | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Matter / Wi-Fi | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld |  |

## Related pages

- [SONOFF](https://smarthomecanon.com/brands/sonoff) (brand)
- [Matter over Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)

## Sources

[^1]: SONOFF store: SONOFF AirGuard CO2  Matter Over Wi-Fi Air Quality Monitor | SAWF-08P. https://sonoff.tech/products/sonoff-airguard-co2-matter-over-wi-fi-air-quality-monitor-sawf-08p (manufacturer, checked 2026-10-13)