C02 Co2 Monitor Alarm Readings Digital Thermometer Humidity Indoor
5 in 1 Function: Multifunction air quality monitor cares for your health and can be used in home, office, classroom, hotel, gym, greenhouse, warehouse
LCD Color Screen: Displays CO2, CO2 index, HCHO (formaldehyde), TVOC, temperature, humidity and battery level. LCD digital color screen for easy and clear reading even in dark environments.
Carbon Dioxide Tester: Adopts semiconductor sensor, air convection detection, quickly and accurately detects CO2 concentration in the living environment.
4-color Indicator & Alarm : 0-799PPM (Green), 800-1199PPM (Yellow), 1200-1599PPM (Orange), 1600PPM and above (Red). The alarms when the CO2 concentration is above 1500PPM.
Rechargeable Design: Built-in 1200mAh rechargeable lithium battery for strong endurance. With type-C USB interface