Smoke Alarm (without CO)

Power Source

1. Battery Operated (25)
2. Hardwired (21)
3. Hardwired w/ Battery Backup (15)

Interconnectable

1. Yes (33)
2. No (24)
3. Yes - WIrelessly (4)

Price

1. $0.00 - $10.00 (17)
2. $30.00 - $40.00 (11)
3. $10.00 - $20.00 (11)
4. $20.00 - $30.00 (9)
5. $40.00 - $50.00 (8)
6. $50.00 - $60.00 (5)
7. $60.00 - $70.00 (1)

Smoke Alarm Sensor Type

1. Photoelectric Sensor (27)
2. Ionization Sensor (22)
3. Combination Photoelectric & Ionization (4)