Specification
· Real-time display of accurate CO concentration levels on the LCD
· Reliable CO detection certified by the BSI and in conformity with EN 50291-1:2010
· High capacity lithium battery and low power consumption for 10 years of reliable operation
· FIGARO? CO sensor for assured sensitivity, accuracy and reliability.
· Easy to install and ready to use.
· High-performance micro-controller by STMicroelectronics
https://www.smoke-detector.com/co-detector/security-co-detector/tuv-security-co-carbon-monoxide-detector.html