The smallest 10 year sealed lithium battery carbon monoxide alarm in the world
Only 40mm diameter in size and suitable for private and social housing dwellings.

The Cavius 40mm alarm will make a CO sensor reading every 30 seconds if the concentration
is less that 200ppm At 200ppm or higher the readings will be made every 8 seconds.

Alarms are not batch tested and each one is tested individually.