Here's a simple idea, you attach one of these simply little widgets to your keychain. Then, when you can't find your keys at the exact moment when you need to rush out the door, you just use an app to locate them instead of freaking out until they turn up. Useful to attach to any other items that you might lose around the house, so give it a try!
• Locate your keys quickly with an app on your phone.
• Also useful to track other items that you may lose around your house