Keychain Style Personal Alarm (carry in hand, attach to purse or backpack), best used by people at risk entering or leaving their automobiles or homes.
Loud 120 dB alarm is ideal for shift workers who work until late in the evenings, or use parking garages and underground parking structures.
Built-in test button activates the alarm when pressed to easily check alarm function.
Energy efficient design uses just two button cell batteries, without giving up loud volume.
Mercury free, Cadmium free - green cells minimize the impact to the environment.