DescriptionCarbon dioxide (CO2) measurement: 400 to 9999 ppm. Volatile Organic Compounds (VOC) measurement: up to 9,999 mg/M3. Temperature (in °C and °F). From -9°C to 50°C. Humidity: From 10% to 95% RH. 6.4×5.6 cm LCD screen. Material: ABS. Colour: white. Power supply: USB cable supplied or 2 LR 3 batteries (not supplied).
