First Alert 1039809 Hardwired Ionization Smoke Alarm with Battery Backup BackToSchool Perfect for interactive games of

Perfect for interactive games of tug and fetch

drip irrigation system or soaker hose for better scheduling consistency with this easy-to-use digital controller

Meets ASTM standard C475

Strong flex-clip design rotates 360 degrees and locks in 8 positions for ultimate comfort and versatility

Cut out: 24-1/4" x 21-1/4"

First Alert 1039809 Hardwired Ionization Smoke Alarm with Battery Backup BackToSchool Perfect for interactive games ofDesigned to help promote household safety, the First Alert Hardwired Smoke Alarm with Battery Backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast flaming fires. Comes equipped with an ultra reliable ionization sensor to provide the earliest possible warning of a fast flaming fire. The sensor is optimized to detect flaming fires, such as those caused by