135° F Heat Detector, 120V AC, Wire-In, Size: 5" Diameter, 2" Depth, Color: White, Includes: 9V Battery Back-Up. Key Features: Interconnectable – Interconnects with up to 24 Kidde devices of which 18 can be initiating. Test Button – Tests unit’s electronic circuitry, horn and battery function. 9V Battery Back Up – Provides continuous protection even during power outages. Red LED – Flashes every 30-40 seconds to indicate proper operation. Low Battery Indicator – Alerts user in the event of alow or missing battery. Quick Connect Power Harness – Makes installation fast and easy.
Wire-Free Interconnected AC Hardwired, Photoelectric Smoke and Electrochemical Carbon Monoxide Detector Alarm, 120 Volt AC With 3 Volt Battery Back-Up, 5.59 Inch Diameter, 1.91 Inch Height, Interconnects Up to 24 Kidde Devices
Kidde 21006371 Firex Smoke Alarm With Battery Backup, 85 DB At 10 FT Loud, 60 HZ Operating Frequency, 120 VAC Operating, 80 MILAMP Operating, 40 - 100 DEG F Operating, Environmental Conditions: 5 - 95 PCT Relative Humidity (RH), Photoelectric Sensor, Dimensions: 5.6 IN Diameter X 1.55 IN Depth, Flashing LED Display, Mounting: Single Gang Electrical Box, Up To 4 IN Octagon Box, Included: 9 V Battery, Sensitivity: 1.2 - 3.36 PCT/FT, UL 217, NFPA 72, (Chapter 11 2002 Edition) The State Of California Fire Marshall, NFPA 101 (One And Two Family Dwellings) Federal Housing Authority (FHA), Housing And Urban Development (HUD)