FIRST ALERT 9120B Smoke Alarm, 120 V, Ionization Sensor, 85 dB, White

Designed to help promote household safety, the FIRST ALERT 9120B hardwired smoke alarm with battery backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.
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Details

• 120 V hardwired smoke alarm wires directly into your home's electrical system
• Ionization smoke sensor is optimal for detecting fast flaming fires
• Gasket-less mount system for hassle-free installation
• Easy-to-access battery drawer
• Can integrate with up to 12 other first alert or BRK hardwired smoke detectors
• Battery backup for detection during a power outage
• Tamper-resistant locking pins
• Interconnectable up to 18 units such as 12 smoke and 6 CO/heat/relay
• Emits T3 pattern

Width: 6.190 in

Length: 12.630 in

Height: 14.430 in

Weight: 0.050 lbs