5 in 1 Portable CO2 Meter Carbon Dioxide Detector CO2 r Air Quality Monitor Indoor HCHO TVOC Formaldehyde Detector

5 in 1 Portable Digital Carbon Dioxide USB Charging Multifunctional Air HCHO Detector Gas yzer Temperature Humidity Quality Monitor Tools Feature: 1. Carbon dioxide detector: intelligent carbon dioxide value , gas yzer, using the air semiconductor TVOC r, air quality temperature and humidity, air carbon dioxide, formaldehyde and volatile substances content monitoring. 2. It is a high-quality air quality detector, using good quality electro detection module, good precision, stable performance, strong anti-interference ability, low consumption. 3. Long service life and accurate detection of CO2. 4. Adopt good quality electro detection module with good precision, stable performance, strong anti-interference ability and low consumption. 5. The product does not need calibration, it can be tested by turning on the power and detects CO2 accurately. 6. Large screen to display power, CO2 value, temperature and humidity. 7. Equped with a large screen, different font colors show different air quality, green 400-450ppm, blue 451-700ppm, purple 701-1000ppm, yellow 1001-2000ppm, red 2001-5000ppm. 8. Hundreds of ventilation holes at the ba not only accelerate the convection between the air and the hine, thus achieving effective detection, but also provide good heat diation. Specification: Screen Size: 2.8inch Screen Type: TFT-LCD Screen Material: Gla Material: ABS Color: Bla, White Screen Resolution: 240*240 Reaction Time: