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5 in 1 CO2 Meter Digital Temperature Humidity Sensor Tester Air Quality Monitor Carbon Dioxide Formaldehyde HCHO Detector Feature: 1. 5-in-1: can use as a carbon dioxide concentration detection, thermometer and hygrometer at the same time. 2. Battery supply: built-in 1500mAh lithium battery, use USB charging cable to charge it. 3. Color screen: display the current CO2 data, temperature and humidity data. The colored ring will change according to the CO2 content. 4. Easy to operate: long press the \"on-off\" key for 3 seconds to turn on and off. It will detect the CO2 automatically. 5. Compact and portable: can be placed in the kitchen, living room, bedroom, or take it when going out.
Specification: Carbon dioxide detection range: 400-5000PPM CO2 detection sensitivity: 1PPM TVOC detection range: 0-2PPM Temperature measurement range: 0~50°C Temperature measurement accuracy: ±1°C Humidity measurement range: 0%~99%RH Humidity measurement accuracy: ±2%RH Charging method: DC5V 500mA micro USB interface Battery: Built-in lithium battery 1500mAh Size: 89*70*35mm Screen: about 2.75 inch Shell material: ABS Color: Black, White
Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3cm measuring deviation due to manual measurement.