Werma signaltechnik electronic horn combination with led permanent beacon werma signaltechnik 42432075 the werma signaltechnik 42432075 is an electronic horn in combination with an led permanent beacon this beacon has an extremely loud continuous tone of 98db all neatly assembled within a diameter of only 83mmthe signal can be triggered variably ie both the light and the audible element can be activated in whatever sequence necessary or simultaneously the body of the horn is a sha