DescriptionThe personal alarm is the most recommended gift; for your family member, girlfriend, friend who works night shifts or travels alone. Safety alarm: 1. 140dB volume will immediately grab everyone's attention, even from a distance. 2. The ideal gift for elderly parents, women, children, joggers or anyone walking alone. 3. The alarm helps you; get out of dangerous situations when travelling to an attacker outside. Alarm volume: approx. 140 dB Material. ABS + metal Voltage: 4.5 - 6V Operating current: 100mA Battery. LR44 (5 pieces) Operating time Alarm: 90 minutes Brightness: 80 lumens Size: approx. 2.76 x 1.77 x 0.98 inches Colour: purple, blue, silver, gold, black Quantity. 5 pieces Safety alarm Suitable for: all ages Cozy Tips. 1. When the alarm sound becomes low, please remove the screw on the back cover and replace the battery with a new one. 2. The alarm is very loud, please do not put it near your ear. 3. This product is not completely waterproof, please store it in a clean and dry place. Package includes: 1: 5 pcs personal alarm 5 pcs user manual