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