Women's Self-defense Alarm Against Predators Supplies $ 5.40 Product information: Color: rose gold, black, silver, pink, blue, gold, green, 3 color combination black silver rose gold, Operating voltage: 4.5(V) Work current: 60(mA) Shell Material: Plastic Battery model: LR44X3 Thickness: 22MM Waterproof grade: life waterproof Product Size: 66x 37x 22mm Packing list: Self defense alarm x1 Product Image: