Description:There's no programming needed.Blade Size:44mm X 8mmShell Size:60mm X 33mm X 14mmButtons:(3)Lock/Unlock/TrunkBlade:Type HAAFor battary 2032Fits for cars of Audi:A2 2000-2005A3 1997-2004A4 2001-2005A6 1997-2005A8 1994-2003TT 1999-2006Blank Shell FobCondition: 100% Brand NewColor: Like the picture showFeatures:Best replacement for a key with broken buttons or worn key case.Key case only. Not electronic internals. This is an aftermarket replacement case.Take the internal electronics(include immobilizer/transponder chip) from original remote.Important Notice:1.This item isn't a remote，it is just a remote key shell case replacement.2.There is NO interior (remote/electronics/transponder chip)unit inside.3.Please check your key look the same as the one in our product picture above before youpurchase.Package Includes:1 X Key Shell Case