1. LED display: carbon monoxide/carbon dioxide/formaldehyde/electricity display/temperature/humidity
2. Good accuracy, stable performance, strong anti-interference ability, low power consumption, long service life
3. Application technology: natural air flow detection technology
4. Display mode: LED
5. Type-C power supply: with 1.2m USB charging cable
6. Power-on warm-up: 120 seconds
7. Working voltage: 5V
8. Battery capacity: 850m Ah
9. Charging time: about 3 hours
10. Working time: about 180-240 minutes
11. Measuring range: 400-5000PPM
12. Temperature measurement range: -10-500 degrees Celsius
13. Humidity measurement range: 10%-99%RH
14. Working environment: 0-50 degrees Celsius