First Alert SMI100 Battery-Operated Smoke Alarm Size:1.9 in H x 5.4 in L x 5.4 in W scrub with sti-bristled brush

scrub with sti-bristled brush

precision machined and hardened for long life and precise fit

Jet spray for patio and driveways

3' corner clamp is perfect for picture frames and smaller projects

Dual Imperial and Metric laser etched rule

First Alert SMI100 Battery-Operated Smoke Alarm Size:1.9 in H x 5.4 in L x 5.4 in W scrub with sti-bristled brushThe First Alert SMI100 Battery Operated Smoke Alarm is available in a convenient two pack. The SMI100 smoke detector is equipped with First Alert's Precision Detection advanced sensing technology and meets new industry standards. This battery operated alarm is easy to install and the front access battery compartment makes for easy battery replacements. First Alert's Precision Detection advanced sensing technology complies with new industry standards