BRK Electronics First Alert SL177 120V AC Hardwired Hearing Impaired Smart Strobe

This AC hardwired signaling device is designed to meet the needs of the ADA where a 177 candela strobe light is required for hearing impaired residential and institutional applications. Smart Strobe has separate flash patterns to distinguish between a smoke/heat or CO danger Bright 177 candela strobe light 1Hz flash rate meets ADA, ANSI 117.1, NFPA 72 and UL 1971requirements for visual signaling devices Can be interconnected with BRK/First Alert smoke, heat and carbon monoxide alarms 10-Years Limited Warranty Model # SL177 Weight 9.9 oz Dimension 5.6" dia x 3.3"H Operating Voltage 120V AC 60Hz Operating Current .05 amps (standby/alarm) Temperature Range 40°F (4°C) to 100°F (38°C) Humidity Range 10% to 90% relative humidity (RH) Test/Silence To test this strobe light you must activate the test button of each inter-connected, smoke, CO or heat alarm. Interconnections Up to 18 u