Ilco Tag Heart 1L Large Chrome Plated Heart shape Replacement Dog Tags Cat Tags (Bundle of 10) Keyless Go Reset of both ESL and Reset of both ESL and ID code box allows resynchronization via standard Toyota diagnostic procedures (Techstream) and thus solve all keys lost situation for these vehicles by replacing the Certification ECU (Smart box) with a new one that has at least one paired key 000 code series keys along with the T Shim for Pro & Xtreme key machines This large identification tag allows for more information to be engraved for your pet The tag will come with a jump ring attachment for easy attachment to your pets' collar