Features:
Large screen design, clear and easy to see.
Carbon dioxide 1s/time real-time refresh.
High-performance chip is accurate and more outstanding.
Functions: carbon dioxide detection, hazard assessment, temperature and humidity detection, intelligent alarm system, gas recognition algorithm, multiple anti-interference, air convection technology, greenhouse compensation calibration.
Application areas: agricultural planting, greenhouse vegetables, production warehouse, raws material processing, home interior, etc.
Using more professional infrared optical principles to accurately and quickly detect carbon dioxide.

Specifications:
Material: PVC+ABS
Color: black, white (optional)
Battery: 1 * lithium battery, 1200mAh (included)
CO2 measurement range: 400-5000PPM
Accuracy: 1PPM
Sensor: CO2 sensor, temperature and humidity sensor (digital SHT20)
Temperature accuracy: ±0.3
Humidity accuracy: 3%
Package size: 92 * 72 * 42mm / 3.6 * 2.8 * 1.7in
Package weight: 160g / 5.6ounce

How to use:
One-button start, press the button for 3 seconds to turn on the machine and start testing, no calibration is required.
Press the button for 3 seconds, the machine shuts down.

Packing List:
1 * CO2 Detector
1 * USB Cable
1 * User Manual

Packing List:

1 * CO2 Detector
1 * USB Cable
1 * User Manual