FNIRSI SFD-02 4-in-1 Indoor Air Quality Monitor Formaldehyde Detector with Touch Screen

The FNIRSI SFD-02 is a professional 4-in-1 indoor air quality monitor that accurately detects formaldehyde (HCHO), total volatile organic compounds (TVOC), temperature, and humidity. Featuring a responsive touch screen, this device provides real-time data and clear visual alerts to help you maintain a healthy indoor environment. Ideal for homes, offices, schools, and industrial settings, the SFD-02 ensures you are always aware of potential air quality hazards.

Advantages

Comprehensive monitoring of four key air quality parameters in one compact device. The touch screen interface makes navigation simple and intuitive. With high-precision sensors, the SFD-02 delivers reliable readings you can trust. Its sleek design fits seamlessly into any room, and the built-in alarm system warns you when pollutant levels exceed safe thresholds.

Suitable for

• Homeowners concerned about indoor air quality
• Office workers in shared or newly renovated spaces
• Parents monitoring nurseries and children's rooms
• Facility managers in schools, hospitals, and commercial buildings
• Industrial hygiene professionals conducting spot checks

Key specifications

• Brand: FNIRSI
• Model: SFD-02
• Type: 4-in-1 Air Quality Monitor
• Detection Parameters: Formaldehyde (HCHO), TVOC, Temperature, Humidity
• Display: Touch Screen
• Power Supply: Built-in rechargeable battery (USB charging)
• Certification: CE, FCC, RoHS
• Product Colour: Black

Recommendations

For optimal accuracy, allow the monitor to stabilize for a few minutes after powering on. Place the device at breathing height (about 1.2–1.5 meters above the floor) and away from direct sunlight, drafts, or sources of pollution like stoves or fresh paint. Calibrate periodically according to the user manual to maintain precision.