Simply place it in your wallet and use the Apple Find My App to help you locate it if it gets lost.

The Boomcard emits a secure Bluetooth signal that can be detected by nearby devices in the Find My network. These devices relay the location of your Boomcard to iCloud. You can then access this information via the Find My app, where it appears on a map. This entire process is designed to maintain your anonymity and is secured with encryption to ensure your privacy protection. Additionally, it is extremely efficient, so you don't have to worry about battery drain or excessive data consumption.

Fully waterproof IPX7, making it durable yet slim, allowing it to easily fit in your wallet. It also features a convenient hole if you want to attach it to a bag. Eco-friendly, made from recycled ocean plastic, it is designed to effortlessly slide into your wallet or bag or to attach to your belongings.