New designed self defense personal alarm is one of the must-have items for women, the elderly, patients, disabled and children. Especially when women,kids,elderly are alone or go out alone at night. Personal alarms for women: strong strobe light, small and portable, 1 year long standby, duration time: 90 min. safety alarm for women builde-in button battery, it can be replaced by yourself. Personal safety alarm is up to 130dB loud and strobe light. When you are in danger, it can scare off attackers and attract people's attention. Personal alarm with keychain ring and the lanyard is small. It is convenient for you to carry on your handbag, wallet or even in your pocket any time. And personal safety alarm can play a great role in emergency situation. Package: 1*personal alarm with Keychain