2X 5 in 1 Air Quality Monitor TVOC HCHO Temperature Humidity CO2 Meter, USB Rechargeable CO2 Detector White,2 x Air Quality Analyzer 2 x USB Cable 2 x English manual,White

[5 in 1 Function]: The multi-function air quality monitor takes care of and can be widely used in home, office, classroom, hotel, gym, greenhouse, warehouse, etc.<br>[LCD Color Screen]: Displays CO2, CO2 index, HCHO (formaldehyde), TVOC, temperature, humidity and battery level. LCD color digital display for easy and clear reading even in dark environment.<br>[Carbon Dioxide Tester]: Adopt semiconductor sensor, air convection detection, quickly and accurately detect CO2 concentration in living environment.<br>[4-color indicator and alarm buzzer]: 0-799PPM (Green), 800-1199PPM (Yellow), 1200-1599PPM (Orange), 1600PPM and more (Red). The buzzer alarm when the CO2 concentration is higher than 1500PPM.<br>[Rechargeable Design]: Built-in 1200mAh rechargeable lithium battery for strong endurance. With USB Type-C interface for fast charging via power adapter, power bank, laptop, etc.<br><br>Screen: LCD Digital Color Screen<br>Voltage: 5V DC<br>Detection Principle: Semiconductor Sensor<br>CO2 Detection Range: 400-5000PPM<br>CO2 Detection Sensitivity: 1PPM<br>HCHO Detection Range: 0-0.6mg/m3<br>TVOC Detection Range: 0-2.0mg/m3<br>Temperature Measurement Range: 0-50℃<br>Temperature Measurement Accuracy: ±1℃<br>Humidity Measurement Range: 0~99% RH<br>Humidity Measurement Accuracy: ±2% RH<br>Charging Port: Type-C, 500mA<br>Built-in Battery: 3.7V 1200mAh Lithium Battery<br>size:90x70x35mm<br>Material:ABS<br>colour:White<br><br>Package Contents:<br>2 x Air Quality Analyzer<br>2 x USB Cable<br>2 x English manual<br><br>Only the above package content, other products are not included.<br>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

• air quality monitor
• indoor air quality meters
• air quality tester