The Sonoff AirGuard PM is designed to safeguard your indoor environment by detecting harmful fine particulate matter such as dust, smoke, and pollution. Using a high-precision laser sensor, it simultaneously measures PM2.5 and PM10 concentrations, while also monitoring temperature and humidity. With ultra-fast 2-second refresh rates, the device ensures you’re always aware of changes in air quality. It integrates seamlessly with Matter over Wi-Fi, making it compatible with Apple Home, Alexa, and Google Home without complex setup.
To keep you informed, it offers three customizable alert methods: sound alarms, LED indicator lights, and app notifications. Compact and modern in design, it fits easily into homes, offices, or classrooms.
Key Features
- Multi-metric monitoring: PM2.5, PM10, temperature, humidity.
- High precision laser sensor: Professional-grade accuracy.
- Fast refresh rate: Updates every 2 seconds.
- Smart ecosystem support: Matter-compatible, works with Apple Home, Alexa, Google Home.
- Customizable alerts: Sound alarms, LED indicator, app notifications.
- User-friendly design: Compact, modern, and easy to place anywhere.
Technical Specifications
- Model: SAWF-07P
- Sensor Type: High-precision laser sensor
- Metrics Measured: PM2.5, PM10, temperature, humidity
- Refresh Rate: Every 2 seconds
- Connectivity: Wi-Fi, Matter protocol
- Smart Home Integration: Apple Home, Alexa, Google Home
- Alerts: App notifications, sound alarm, LED indicator
- Weight: ~150 g
- Dimensions: Approx. 90 × 70 × 30 mm
- Colour: White
- Power Supply: USB-C









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