Installation is easy, no wiring required Kidde Fire Sentry Battery Operated 4" Smoke Alarm Model i9040 utilizes ionization sensing technology to provide an early warning signal to you and your family in the event of a fire hazard. Test button feature verifies that the detection electronics are working properly. This unit is UL Listed.
Kidde Ionization Smoke Alarm features: • Model: i9040 (formerly 0914) • Power Source: 9V Battery (Included) • 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 • Warranty: 3-year limited