The personal attack alarm is a dual purpose 120db alarm. It acts as a burglar alarm and a personal alarm. Hang the personal attack alarm on any door knob (non-metallic doors) and the personal attack alarm will instantly and automatically sounds when an intruder touches the door knob. Carry it with you and just pull out the metal chain to sound the alarm and deter an assailant. Uses one 9-volt battery.
Special Feature: This portable alarm doubles as a personal alarm in case of attack or as a security alarm when hung on a door knob.