Rechargeable Self Defense Alarm Keychain 3 Pack Personalize LED Flashlight Keychains SOS Safety Alert Device Key Chain for Women Men Kids Elderly

USB Rechargeable Battery: Personal alarm siren is made of rechargeable lithium battery, not button battery. Don't need to replace the battery, directly use the usb data cable to charge and charge time is only 30 minutes, then you can get 1 years in standby 130 dB Safety Emergency Alarm: With ear-piercing sound to draw others attentions even 300 yards away when your'e in danger. Up to 50 mins of continuous sound to ensure emergency use. LED Emergency Flashlight: Light bulbs are bigger and brighter than flashlights of traditional security alarm