FEATURES:
- 120-volt AC interconnectable (with a maximum of 18 compatible devices)
- Latching alarm indicator, which automatically identifies the unit that initiated the alarm
- Smart technology to reduce nuisance alarms
- 9-volt battery backup for peace of mind during power malfunction
- Ionization smoke-sensing technology
PRODUCT SPECIFICATIONS:
- Brand: First Alert
- Dimensions: 12.50 x 5.94 x 5.88 Inches
- Weight: 3.4 oz
- Count: 6