1. LED screen display
2. Infrared carbon dioxide sensor
3. Temperature display: Celsius
4. Carbon dioxide detection range: 400-5000 ppm
5. Carbon dioxide exceeding alarm value: 1000ppm
6. Power supply mode: built-in battery 1600mA
7. Material: ABS
8. Dimensions: 70 x 85 x 35 mm
9. Weight: 150 grams
Standard configuration: host, charging cable, manual