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FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester

FNIRSI SFD-02 Formaldehyde & Air Quality Monitor

The FNIRSI SFD-02 is a smart indoor air quality tester, designed to monitor formaldehyde (HCHO) and TVOC levels in real time. Ideal for homes and offices, it provides accurate, easy-to-read data and intelligent features to help keep your environment safe and healthy.

Key Features:

Real-Time Monitoring
Instantly displays formaldehyde, TVOC, humidity, and time — know your air quality at a glance.
Air Quality Assessment
Evaluates formaldehyde levels and alerts you to potential health risks.
Historical Data Recording
Tracks changes in HCHO and TVOC over time for better long-term air quality management.
Spatial Averaging
Calculates average values of HCHO and TVOC across the space for more accurate assessment.
Smart Removal Calculator
Estimates time, cost, and materials needed to remove formaldehyde based on your room size and method.
Customizable Alarms
Set your own alert thresholds — the device will warn you when levels are too high.
Calendar & Time Display
Conveniently shows date, time, and humidity on screen.

With its intelligent design and accurate detection, the SFD-02 is your all-in-one solution for managing indoor air quality — making your home or office healthier and safer.

Specifications

1. Model Parameters

Model

SFD-02

Screen Material

2.4-inch tempered glass touch HD color

Backlight

Backlight brightness adjustable

Power Supply

TYPE-C (5V/2A)

Battery

1000mAh

Languages

Chinese, English

Product Size

≈75x45x95mm

Bare Weight

≈193g

2. Technical Parameters

Formaldehyde Rate

0-2000PPM

Formaldehyde Detection Hardware

Electrochemistry

Formaldehyde Preheat Time

TVOC Rate

0-10mg/m³

TVOC Detection Hardware

Semiconductors

TVOC Preheat Time

120s

3. Formaldehyde Level Classification

Excellent Range

0mg/m³-0.08mg/m³

Good Range

0.08mg/m³-0.1mg/m³

Mild Range

0.1mg/m³-0.2mg/m³

Moderate Range

0.2mg/m³-0.3mg/m³

Severe Range

0.3mg/m³ or above

Package List:

◉ SFD-02 Device × 1
◉ Packing Box × 1
◉ User Manual × 1
◉ Data Cable × 1

Product Information

Shipping & Returns

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester

FNIRSI SFD-02 Formaldehyde & Air Quality Monitor

Key Features:

Real-Time Monitoring
Instantly displays formaldehyde, TVOC, humidity, and time — know your air quality at a glance.
Air Quality Assessment
Evaluates formaldehyde levels and alerts you to potential health risks.
Historical Data Recording
Tracks changes in HCHO and TVOC over time for better long-term air quality management.
Spatial Averaging
Calculates average values of HCHO and TVOC across the space for more accurate assessment.
Smart Removal Calculator
Estimates time, cost, and materials needed to remove formaldehyde based on your room size and method.
Customizable Alarms
Set your own alert thresholds — the device will warn you when levels are too high.
Calendar & Time Display
Conveniently shows date, time, and humidity on screen.

With its intelligent design and accurate detection, the SFD-02 is your all-in-one solution for managing indoor air quality — making your home or office healthier and safer.