Lzki 3 Button Replacement Keyless Entry Remote Cover Control Key Repair Case Shell for Toyota 2001 - 2007 Remote Key Case 100% Brand New Manufacturer Part Number: HYQ1512Y HYQ1512P HYQ12BBX HYQ12BAN There is NO interior (remote/electronics/transponder chip)unit inside. This item isn't a remote,it is just a remote key shell case replacement.