Quickly Find Items: the key finder locators can be hung on your phones, keys, bags, pets, wallets, luggage and other important items, convenient for you to find them quickly and easily; Convenient to Use: the GPS trackers for kids are easy for your operation, and you just need to press the button for a few seconds, then the receiver will sound beeps. Timely Reminders: when you install these GPS trackers for things that are easy to lose, they will sound or flash if your keys leave you beyond a certain range, informing you to find the lost items in time, besides they and your phone will alarm together when disconnecting. Small Size and Lightweight: You can hang them on your kid's schoolbag or pet collar, nice for daily storage without occupying much space