Features:
1. The carbon dioxide detector detects the carbon dioxide of the onsite environment through absorption principle of infrared light sources.
2. The product has the characteristics of temperature, humidity, tendency chart, 999 groups of data record.
3. With alarm setting, data record of time interval measurement, real-time date and time display.
4. Chargeable battery or separate external USB charging, use life of sensor ≥8000 hours and stable data.
5. 3.2-inch TFT full color display date, time, CO2, humidity, temperature(degC/℉ switchable).
Specification:
Material: ABS
Input: (USB) 5V, 2A or 18650 battery
Measuring Scope: 0-9999PPM
Resolution: 1PPM
Accuracy: ±10% of readings ±40PPM
Working Temperature Range: -10℃ to +60℃(-14℉ to 140℉)
Working Humidity Range: 0-99%RH
Storage Temperature Range: -40℃ to +80℃(-40℉ to 176℉)
Temperature Measurement Range: -20℃ to +60℃(-4℉ to 140℉)
Temperature Measurement Accuracy: ±1℃(±2℉)
Temperature Resolution: 0.01℃/℉
Humidity Measurement Range: 0-100%RH
Humidity Measurement Accuracy: ±2%RH
Humidity Resolution: 0.01%RH
Power Supply: 1 * 3.7V, 2200mAh 18650 rechargeable li-ion battery or powered by 5V USB cable (both included)
Working Current: 100-300mA
Charging Time: 3 hours
Record Groups: 999 groups
Screen Size: 66 * 50mm / 2.60 * 1.97in
Item Size: 140 * 98 * 30mm / 5.51 * 3.86 * 1.18in
Notice:
1.Due to the different monitor and light effect, the actual color may be a slightly different from the picture color.
2.Please allow 1-3cm differs due to manual measurement.

Package List:
1 x Carbon Dioxide Detector