First Alert BRK 7030BSL Hardwired Hearing Impaired Combination Alarm with Led Strobe Light, White

Integrated smoke and carbon alarm & strobe light-saves installation times and costs
Smart strobe- separate flash patterns to distinguish between smoke and carbon monoxide
77 candela Synchronized led-powerful LED Strobe Light provides effective visual warning intended to waken hearing impaired residents. When multiple units installed, strobes flash in unison
Optipath 360 technology - provides 360 degrees of direct access to the smoke sensing chamber
10-Year limited warranty
First Alert warranty extends ten years from the date of purchase with proof of the original sales receipt and the product should be free from defect in material and workmanship