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

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

$11.09

Original: $36.95

-70%
FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester—

$36.95

$11.09

The Story

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
5s
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
 
FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 2

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 3

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

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

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 5

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 6

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 7

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 8

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 9

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 10

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

FNIRSI® SFD-02 4-IN-1 Indoor Air Quality Monitor Touchscreen Formaldehyde Detector HCHO TVOC Tester - Image 11

Details & Craftsmanship

Every detail has been carefully considered to bring you the perfect product.

Description

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
5s
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
 

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