Kidde Hardwire With Battery Backup Photoelectric Smoke Alarm – Link

Amazon has currently dropped the price on this to only $7.57!

This normally sells for $18-$20 and is now the lowest it has ever been on Amazon.

Note that this is an Add-on Item which ships with a $25 Amazon order.

• Photoelectric sensing technology
• One button design, operates hush and test
• Large mounting base, 9V battery backup included
• Tamper resist feature
• Pre-stripped wiring harness with tinned strands