Dantech Emergency Personal Alarm Keychain Wolf Alarm/ Self Defense Electronic Device with 120 dB for Kids, Elderly, Women Outdoor Sport Hobbyists Adventurer, Funny Charm for Bag Decoration (Adybird) Fit for:Student, Jogger, Elderly, Kids, Women,The night and night worker. It's also a necessory supply for traveling,hiking and camping Emergency Activation.Keep you safe,and To Help Scare Off Attackers or Use in Emergency Small and Portable. Can be Attached on Backpack, Belt Loops, Suitcases Suitable For Ages 8 and Up.