Formaldehyde Meter

This portable Formaldehyde (HCHO) datalogger meter measure folmaldehyde concentration in air. Formaldehyde is one of the most commonly poisonous substances found in daily life and industry. This item also measures temperature and humidity. Designed with electrochemical accurate HCHO sensor that measures up to 5ppm. It has wide LCD display with backlight function ang audible alarm.




  • Effective, smart, easy and simple to use indoor quality meter
  • Measure formaldehyde (HCHO or CH2O), Temperature, Humidity in one meter
  • Triple large display: HCHO, Temperature/Humidity measurement w/ backlight function for working in dark area
  • Precision Temperature and relative humidity sensors
  • Designed with temperature compensation
  • Hold function, freeze readings, and battery low icon indication
  • Display Maximum, Minimum and recall function
  • May connect to PC real time logging up to 64,000 points memory
  • User friendly software data may be saved and exported to excel for versatile analysis application
  • High resolution at 0.01ppm
  • Display TWA8hr, STEL15min and one hour (1Hr) weighted average for occupational monitoring
  • Auto power off in 15minutes if no buttton is pressed
  • HCHO high alarm threshold setting with audible beep Alarm
  • HCHO self-calibration function (0.00ppm) at fresh and no HCHO environment
  • Selectable °C/°F temperature unit and ppm formaldehyde concentration unit
  • Designed with electrochemical accurate HCHO sensor measures up to 5ppm
  • Great tool to check indoor air quality or residential painting and woods structure material
  • Factory calibrated and long life sensor
  • Mountable receptacle device for long time logging purposes


  • Parameter: HCHO (CH2O), Temperature, Humidity RH%
  • Interface: USB
  • HCHO measure range: 0.00~5.00ppm
  • HCHO accuracy: ±5% of reading
  • Temperature range: 0~50.0°C (32~122.0 °F)
  • Temperature accuracy: ±1.0°C/2.0°F
  • Relative Humidity range: 0.1~99.9%RH
  • Relative Humidity accuracy: ±5%RH(@25°C 10~90%RH), others ±7%RH
  • Response Time: from less than 30 seconds to 5~8 minutes
  • Repeatability: less than ±2%
  • Baseline offset: <0.03ppm
  • Memory: 64,000 points (Real Time)
  • Dimension (Meter & Probe): 160 x 60 x 40mm
  • Power: AAA batteries x 4 pcs or AC/DC adaptor (not included in the set)


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