Features BLK-4-EWP’s control module and strobe light come with Enhanced Weather Protection (EWP) EWP products are designed to meet IP66 Ingress Protection Rating see DOD859 Durable polycarbonate lens High output long life LED technology Four programmable flash patterns: - Single Flash - Double Flash - Quad Flash - Flicker Flash 6 programmable beacon and strobe brightness settings Immune to shock and vibration Flush mount or surface mount with weatherproof single gang box (included) 3/4 in. knockouts for connecting conduit etc. Strobe and control module may be installed separately Can be configured to signal: ringing off-hook a combination of both ringing and off-hook (line in-use) or triggered from a contact closure One set of (NO) normally open and (NC) normally closed relay contacts provided Selectable ring cadence mode (strobe light will remain flashing between rings) Switched 12V DC output (follows relay activation for powering strobe lights cameras etc.) On/off switches for ring detection and off-hook/loop detection Disable input ideal for use with two-button emergency phones like Viking’s E-1600-20A (DOD215) will not activate strobe light on “Info” calls Applications: Ringing Phone or TTY indication for the hearing impaired Ringing phone indication in loud warehouses and factories Emergency illumination for emergency phones in elevators campuses hallways parking ramps etc. Alarm indication for security systems or alarm panels with phone dialers. Height - 5 Length - 8 Width - 8 Color - Blue Light. Item Weight - 2.5 lbs.