The COS-X3 plus is a 3-in-1 CO detector, which can safeguard your loved ones from invisible threats with precise CO detection, monitor temperature and humidity for optimal comfort. LCD raw light makes night sleep more comfortable and reassuring. Your family's safety is priceless. Invest in the best.

Positioning: Bedroom | Living Room | Kitchen| Boiler Room| Motor Home |Camper

TUV certified EN50291-1:2018+AC:2021

CO detection helps protect people from the threat of CO poisoning

Temperature and humidity monitoring ensures optimal indoor comfort and air quality

CO＞25ppm, LCD display CO concentration level 

CO＜25ppm, LCD display temperature and humidity

Large LCD screen makes the digital display clearer

LCD raw light makes night sleep more comfortable and reassuring

10 years sensor lifespan