Tall AED Cabinet Audible Alarm and Strobe Light. Rugged metal construction. Surface mount. Door-activated audible alarm and flashing strobe light alerts everyone in the area the AED has been deployed for rescue. Shelf divides cabinet into two compartments, one for the AED and the other for optional equipment such as emergency oxygen or a first aid kit. Shelf is adjustable from 12.5" to 17.5". Strobe light adds 3" to cabinet height.