Carbon Dioxide Rechargeable Air Quality Detector

Features:
This Air Quality Monitor is a multifunctional air quality detector that detects CO2 (carbon dioxide), temperature, and humidity with clock and record function.
As a scientific air quality detection device, it combines infrared (NDIR) sensor with a built-in fan to allow real-time monitoring of CO2 (carbon dioxide), temperature, and humidity on its digital LCD display.
4.3" color liquid crystal display (LCD), 320x240 pixels, 24 hours real time monitoring.
Measurement items: CO2, temperature, humidity. Large 2000mAh capacity lithium battery.
On-board fan to draw in ambient air for more accurate real-time results. 5V Micro USB charging and low battery warning.
Specification:
DIY Supplies: Electrical
Model Number: CO2 Meter Tester
Gas Type: CO2
With LCD Screen Or Not: Yes

WARRANTY

We'll refund your money if the item hasn't been delivered within 40 days after purchase. You have 2 weeks to request a refund — until day 60.
Product doesn't match the description? Contact us within 30 days after you receive it!
In case of cancellation, money will be refunded to your account within 3 days.