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