Function: 1. Accurate display: The CO2 detector sensor module has high accuracy, good stability and anti-interference, and accurately displays the CO2 concentration. Humidity display and three measurement modes. 2. Real-time detection: The carbon dioxide detector can detect in real-time thanks to its built-in high-performance chip and uses monitoring technology do report the number of air changes. 3. LCD Monitor: The air quality detector has a clear LCD display that displays data when color coding. 4. Adjust brightness: Tap the left and right buttons on the power switch to adjust the screen brightness depending on the position. 5. Compact design and versatility: The air quality detector has a compact design do table placement and wall mounting, low energy consumption and is widely used in agriculture, greenhouse cultivation itp.x Specification: Item Type: Air Quality Monitor Material: ABS Battery: 18650 1200 mAh lithium-ion battery (built-in) Applications: widely used in agricultural crops, greenhouse crops, production warehouses, laboratories, families, etc. Basic parameters. CO2 detection range: from 400 do 5000 ppm CO2 Detection Accuracy: 1PPM HCHO detection range: 0 do 0,6 mg/ TVOC detection range: from 0 do 2,0 ppm Temperature detection range: 0 do 50 Temperature detection accuracy: 1 Humidity detection range: 0% do 99% relative humidity Humidity detection accuracy: 2% relative humidity List of packages: 1 x Detector 1 x Charging Cable (Random Color) 1 x Manual Remove the product and follow the instructions.