Hardwired Smoke Alarm With Ionization Sensor, 4-Pack, 120V AC, 9V Battery Backup - i4618

Hardwired smoke alarm with an ionization sensor. This 4-pack is designed for practical everyday use in applications indicated by its product type and specifications.

• Pack Count: 4
• Power: 120V AC
• Backup Battery: 9V
• Sensor Type: Ionization
• Model: i4618