Portable CO2 Concentration Detector Hand Held CO2 Detector With Temperature And Humidity / Alarm Air Quality Monitor RICHMETERS 【12 Motors Work Independently】Give each

【12 Motors Work Independently】Give each watch a customized and steady motion

in closets or hung around windows without taking up too much space

background-color:#d7d7d7

CRV steel forging

waterproof and

Portable CO2 Concentration Detector Hand Held CO2 Detector With Temperature And Humidity / Alarm Air Quality Monitor RICHMETERS 【12 Motors Work Independently】Give eachShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Instrument * 1 manual * 1 warranty card * 1 Features: Advanced carbon dioxide tester Air quality monitor A large screen displays CO2 concentration, temperature and humidity at the same time Use of non dispersive infrared sensor Manual calibration is recommended It will alarm when the carbon dioxide is too high Backlight function, convenient for normal use in dark areas Long