Thank you for viewing! This item is brand new and unused. All pet information (photo, name, type, date of birth, sex, blood type, owner's address, contact information, and veterinarian) is registered in the cloud and is not visible to the public. Simply scan the QR code. It's not GPS, so there are no monthly fees. And it's valid for 15 years from registration. QR code image download available Waterproof, so it's resistant to rain and mud QR code, so no battery required, no need to worry about power *This product is new and unused, but it was opened for photography. Thank you for your understanding. F-1