Condition: High Quality Key Blade: Uncut Frequency: 315MHz Button Type: 3 Buttons( Lock /Unlock /Trunk ) Material: Plastic + Metal Color: Black Usage: Hold on EWS1 Button, and then hold on EWS3 button with the other hand. During you hold on EWS1, press EWS3 button 5 times in 5 seconds. Frequency is 315MHz now, test frequency with programmer. Start to program on car for working. Programming Procedure:Dealer or Locksmith to cut the key blade and program the remote to your vehicle. Work For : E81 2004-2006 1 Series E46 1999-2006 3 Series E39 E60 E61 1997-2006 5 Series E63 E64 2004-2006 6 Series E38 1995-2002 7 Series E83 2004-2007 X3 E53 2000-2007 X5 E36/7 E36/8 1998-2003 Z3 E85 E86 2003-2007 Z4 The product is a three-button remote control , no chip circuit board Package include: 1 Pcs 3 Buttons Uncut Blade Transponder Remote Key Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.