Operates as a single unit or interconnected with up to 24 Kidde devices (18 can be initiating).
Features
     - 120 VAC w/ 9V battery backup (battery included)
     - 85 dB at 10'
     - 5 5/8" x 1 9/16"
     - 1 lb
     - 10-year warranty
     - 1/Each

Model Number: 1275
UOM: EA