Kidde Ionization Smoke Alarms provide early warning and operate on a 9V battery that provides continuous protection, even during a power outage. No wiring required. UL Listed.

Power Source: 9V Battery (Included)
Sensor: Ionization
Audio Alarm: 85dB at 10 ft
Temperature Range: 40°F to 100°F
Humidity Range: 5%-95% relative humidity
Size: 4" Diameter x 1.45" Depth
Weight: .5 lbs
Interconnect: No
LED: No
Digital Display: No
Warranty: 3 year limited
This easy to install unit includes a test button to verify the detection electronics are working as intended