Horn/Signal Light Combination Series 435 – static, flashing, EVS. The Werma Series 435 horn/signal light combination features an electronic horn and an LED signal light with three different light effects: static, flashing, and EVS. This combination allows for the separate activation of optical and acoustic signals for a two-stage signaling system. The three light effects can be triggered externally. The maintenance-free electronic horn has a long lifespan of up to 5,000 hours. The volume can be adjusted to meet application requirements. Optical and acoustic warnings can be triggered separately for two-stage signaling. An optional integrated bracket allows for easy wall mounting without additional accessories. The LEDs have a lifespan of up to 50,000 hours. Wall mounting with IP65 protection rating.