Infrared Air Quality Monitor CO2 Carbon Dioxide Detector Temperature Humidity Meter Built-in 1200mAh Rechargeable Battery ( #: C12531 )

Features:
It can accurately and quickly detect the indoor CO2 content to protect your health. At the same time, it provides real-time monitoring of indoor temperature and humidity.
Adopt infrared detection technology, high measurement accuracy, fast response.
It has 4 colors indicator lights to display real-time carbon dioxide concentration value. Different color indicator lights will flash according to the carbon dioxide content, making the air quality more intuitive.
Small size, easy to carry and use.
Built-in 1200mAh large capacity battery, long endurance time.
It can help us to detect air quality in school, office, restaurant, gym, cinema, greenhouse, warehouse, etc.

Specification:
Type: Carbon dioxide monitor
detection technology: Infrared detection technology
Sensor: Infrared sensor
CO2 detection range: 400~5000ppm
CO2 Indication: 
0-799ppm: Green light flashing
800-1199ppm: Yellow light flashing
1200-1599ppm: Orange light flashing
1600-1999ppm: Red light flashing
Above 1999ppm, 4-light flashing
Screen: 2.8 inch LCD screen
Charging port: Type-C
Battery capacity: 1200mAh
Operating voltage: 5V
Item size: 9 * 7 * 3.5cm /3.54 * 2.76 * 1.38in
Item weight: Approx. 106g/3.74oz

Packing list:
1 * Air monitor
1 * Data cable
1 * User manual