This product is a simple and reliable measuring instrument that combines ease of use and performance, it allows you to detct 4 vital air quality factors: TVOC, HCHO, CO2, AQI. If you need it, come on and have a try, it will not let you down.

Features:
Powered by rechargable lithium battery, the air quality monitor makes it easy to take measurements from one room to another in order to get an overview of the air quality in a home, workplace, school, a daycare centre or any other location.
The air quality monitor is also an essential tool to use when performing property inspections or when using any household tools to see if there is any abnormal amount of toxin release.
Intelligent detection of various types of gases. Most household gases can be detected, no need to worry about the applicability.
The measurement is displayed on a clear screen, small and light design for easy carrying.
Natural air flows detection technology is adopted to determine air quality problems more accurately.
Built-in polymer battery, energy saving and environmental protection, long standby time.
Widely be used in home, office, enterprise, government, school and car, etc.
Detect and monitor air problems at any time to ensure the healthy of family members or employees.

Specifications:
Main color: blue
Material: ABS
Screen size: 2.8in
Detect error: 15
Battery: 3.7V, 1000mAh ( included)
Charging standard: 5V, 1A
Standby time: about 240-360min
Temperature: 18-50
Humidity: 10-70% HR
Monitor fluctuate: 20%-50%
Item size: 136 * 65 * 25mm / 5.3 * 2.6 * 1.0in
Package size: 146 * 75 * 30mm / 5.7 * 3.0 * 1.2in
Package weight: 195g

Package list:
1 * Air Quality Tester
1 * USB Cable
1 * User Manual