The KeySmart Pro is the ultimate key organizer, holding up to 14 keys and giving you the peace of mind knowing your keys are never lost. With the free Tile app, you are able to find your KeySmart Pro on a map. You can also use it to find your phone. The KeySmart Pro holds a charge for up to 45 days and you can recharge it with the included micro USB cable. It also has a super bright, built-in LED flashlight.