replacement Key , No Transponder Chip and Electronics/Battery, Best replacement for broken or worn , or great for an additional key. Take the internal electronics (include immobilizer/transponder chip) from original remote and place to key shell, then it is OK There's no programming needed. This item isn't a remote key, it's just a remote key shell. NO interior (remote/electronics/ignition or transponder ) unit inside. Colour: Black Material: ABS The product is with uncut Blade. You need to cut the blade at a locksmith. Models for Reference 2006-2010 for 1-Series 2006-2011 for 323i 2006-2011 for 325i 2006 for 325xi 2007-2011 for 328i 2009-2011 for 328i xDrive 2007-2008 for 328xi 2006 for 330Ci 2006 for 330i 2006 for 330xi 2009-2011 for 335d 2007-2011 for 335i 2009-2011 for 335i xDrive 2007-2008 for 335xi 2006-2010 for 525i 2006-2007 for 525xi 2008-2011 for 528i 2009-2010 for 528i xDrive 2008 for 528xi 2006-2011 for 530i 2006-2007 for 530xi 2008-2011 for 535i 2010-2011 for 535i GT 2009-2011 for 535i xDrive 2008 for 535xi 2006 for 545i 2006-2011 for 550i 2006-2010 for 6-Series 2006-2009 for M5 2006-2014 for X5 2006-2010 for M6 2008-2011 for 2013-2016 for Z4 2008-2014 for X6 Package Contents: 1 x Key Case Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.