TVOC1 Portable CO2 Air Quality Formaldehyde Carbon Dioxide Detector Indoor Temperature Hygrometer with LED Digital Display(Black)

1. CO2 detection range: 400-6000PPM2. CO2 detection sensitivity: 1PPM3. Detection range: 0-2PPM4. Temperature measurement range: 0~60 degrees Celsius5. Temperature measurement accuracy: +/-1 degrees Celsius6. Humidity measurement range: 0%~99%RH7. Humidity measurement accuracy: +/-2%RH8. Charging method: DC5V 500mA micro USB interface9. Battery: Built-in lithium battery 1200mAh10. Size: 9 x 7 x 4cm/3.54 x 2.75 x 1.18inch11. Screen: about 2.75 inches12. Net weight: about 175gfeature:1. Five in one: It can be used as carbon dioxide concentration detection thermometer and hygrometer at the same time.2. Built-in 1200mha lithium battery fully charged can stand by for about 6-8 hours3. Color screen: display current CO2 data temperature and humidity data. The color ring changes according to the CO2 content.4. Simple operation: long press the on-off" button for 3 seconds to turn on and off. It will automatically detect CO2.5. Small and portable: it can be placed in the kitchen living room