When someone scans your pet's ByteTag, they'll open your pet's profile. Every pet profile is available via the ByteTag website, so the person who finds your pet doesn't need to download an app. There are two ways to scan a ByteTag: (1) QR code, and (2) URL on the back. Store unlimited contact information, behavior notes, vet details, and more – all easily accessible in your pet's ByteTag. Get GPS alerts straight to your phone when someone scans your ByteTag, with push notifications, SMS, and email ensuring you're instantly informed. • Water proof • Scratch, bite, and fade resistant • Light weight and jingle free • No batteries needed • Compatible with all smartphones • No monthly fee • Can be used anywhere and anytime More product info: https://shop.bytetag.co/products/bytetag-slide