GE Push-Button Keychain Alarm, Built-In LED Light, Press Button to Activate, Portable Safety, Emergency, Self-Defense, Easy to Use, 45101 Single push-button activation, when pressed activates loud 110dB alarm to attract attention. Acts as a portable security solution that delivers peace of mind wherever you go Built-in LED key light makes it easy to find door locks on home or automobile Ultra-slim alarm attaches easily to any keychain Easy to use, equipped with discrete OFF button