LOUDER: 130dB attack alarm with push button activation and concealed OFF button
PURSE / BAG / KEY RING CLIP: Key ring with purse / bag / backpack clip – the ultimate personal protection alarm to carry on your purse or backpack. It is the #1 Vigilant alarm for attaching to your keys.
BACK-UP WHISTLE : Backup emergency manual whistle built-in for emergency use in case of battery failure
HEAVY DUTY BATTERIES: Preloaded with heavy duty alkaline (LR44) watch batteries, user replaceable and 365 day standby time. You can find replacement batteries at any drugstore.