The Ei204 Alarms Use A Proven Electrochemical Cell Type Sensor Which Checks CO Concentration Every 50 Seconds. All Units Are Individually Calibrated And Tested In CO Gas In Order To Ensure Accuracy. The Ei204 Is Easy To Install And Maintain. Ideal To Take On Holiday To Ensure Protection From CO Anywhere In The World
Manufactured in the EU Ei Electronics:
Easy to install. Electrochemical Cell CO Sensor
Calibrated and tested in CO. Long life AA Alkaline batteries