The Autronica BHH-31A/S is an Optical Smoke Detector, with extra high sensitivity, which detects combustion gases consisting of visible particles. The Autronica BHH-31A/S is not influenced of electrical radiance from mobile telephones etc. The BHH-31A/S comes with a built-in LED alarm indicator.
The Autronica BHH-31A/S is also known as:
BHH31AS
BHH-31AS
BHH-31A-S.