Personal Mini Alarm Female Security Alarm Loud Volume Self-defense Alarm

Features : 105db-120db high-decibel alarm sound, plug-in switch. The child is in danger of seeking help in a crisis situation. Small and exquisite, you can carry it with you. Security products: In case of crisis, please pull out the alarm switch and insert the alarm switch to stop the alarm immediately. Specification : Battery: 23 mA 12V Material: ABS plastic, color is black and white Battery replacement method: When the alarm sound is small, use a screwdriver to lift the back cover and replace it with a new one. Package includeds : 1 x Alarm Details pictures :