Description Air Monitor CO2 Carbon Dioxide Detector Analyzer Air Quality Temperature Humidity Meter for Home Office CO2 Sensor Monitor Feature: Multifunctional CO2 Detector: This three-in-one air quality detector can measure the carbon dioxide content, ambient temperature and humidity in the air. Environmental comfort reminds users to pay attention to the environment through different colors. Real-Time Monitor: Carbon dioxide detection can be refreshed once per second, quickly measuring and obtaining a relatively stable measurement value. Large screen design: High-definition digital color screen display, real-time display of air quality parameters CO2 content, temperature and humidity. USB Charging: Small and easy to carry CO2 detector, can be charged through the charging port of any mobile device. Wide Application: in home, office, agricultural planting, greenhouse vegetables, production warehouse, etc. Specifications: Name: CO2 meter Color: white/black(optional) Material: ABS 3 in1 detector: CO2 concentration/temperature/humidity detection range: 400-5000ppm CO2 accuracy: 1ppmHumidity accuracy: 2%RH Battery: 5V 1200mAh Charging time: 2-3h Work time: 4-6h Size: 90*70*35mm Weight: 106g Package includes: 1*CO2 meter 1*charging cable 1*instruction