ABSImported130dB Alarm Sound- Pull out the pin quickly, the 130dB alarm will sound, and the LED will flash to remind others in an emergency for help.Long Standby & AAA Battery Powered- Standby time can be up to 3 years, and the harsh alarm sound can last up to 6 hours. No need to buy batteries, our alarm contains 2 AAA batteries (supplied).LED Lighting-The safety alarm uses a night lighting design with LED lights, which can be used for night walking or emergency lighting. It can also stab the gangster's eyes in an emergency.Multifunctional- Safe personal alarms can also attract attention when medical treatment or help is needed, which is especially important for elderly people living alone. Provide comprehensive emergency self-protection for women, children, the elderly, girls, students, and night workers.Compact & Easy to Carry- The safe personal alarm can be easily put in a small pocket. Easy to store and carry, it can be attached to women's leather bags, backpacks, school bags, leashes, suitcases, keys, dog leashes, etc.