Andoer CO2 Monitor Carbon Dioxide Tester 2-inch LCD Screen Multifunctional Air Quality Detector USB Rechargeable CO2 Meter Temperature Humidity Monitor Portable Air Analyzer

Features: Practical Carbon Dioxide Detector: real time measure and display the current CO2 concentration temperature and humidity simultaneously. LCD Display with 3 Colors Backlight: the backlight color will various according to the carbon dioxide concentration green backlight for 400~100PPM yellow for 1000~3000PPM(buzzer once every 2s) and red for 3000~5000PPM(buzzer once every 1s). Semiconductor Adopted: professional semiconductor provide fast and high accuracy measurement results the CO2 data will upgrade every 4 seconds. Rechargeable Battery Power Supply: built-in lithium battery with 1500mAh great capability which can be charged with the USB power cord via power bank/computer/power adapter conveniently. Wide Applications: can be used in office home car laboratory greenhouse CO2 storage room and more. Specifications: Material: ABS Display: LCD segment code screen Power Supply: DC5V/1A Detection Principle: Semiconductor Sampling Time: 4s Carbon Dioxide Effective : 400~5000ppm Carbon Dioxide Resolution: 3ppm Temperature : 0~60℃ Temperature Resolution: 1℃ Humidity : 10~99% Humidity Resolution: 1% Working Environment: 0~60℃