TOKSAM Key Finder Locator, Key Finder- Bluetooth Tracking Device with App Control for iPhone, Slim Wallet Bag Luggage Tracker, Compatible with iOS Android,Replaceable Battery (White)

* Tips:For Android users,if you want to use it correctly,please ensure the APP Zenlyfe is always alive,can't be shut down by the phone system.If the APP is closed,or the key finder will be disconnected with the APP and it may go off randomly.Please just search on the Internet about "how to set an App auto run for Android phone users +your phone model",or contact the feedback team on the App. iOS system is fine, you don't need to set up.