Detects open fire with the Intelligent brand spectrum sensor both fast burning as well as slow Schwel brandies.
Detects Carbon Monoxide (Co) with a long term sensor (life of 10 years old).
Speaks back to you titles and colours. Tells you type and place the danger deutlich.
Sends you a warning have received your smartphone if a problem, and you are not at home.
Tests the speaker and the siren and automatically once a month itself 400 times a day.
*** Update *** This is a awful deal. You are better off buying from B&Q (£89) and use the 10% off code too.