1. This item is a new remote borad, it supports CAS2 System.315MHz / 433MHz/ 868MHz /315LP MHZ frequency for you choice.

2. This remote board comes with battery.

3. This item perfect for you to own a new additional key.

4. The remote and transponder chip needs to be programmed at your local dealer, qualified automotive locksmith. Most locksmiths now provide such services, and charge much less than the dealer.

Suitable for the following vehicles without dashboard slot remote:

1998-2006  3 Series (E46)

1996-2003  5 Series (E39)

2004-2005  5 Series (E60)

2004-2005  6 Series (E63/E64)

1994-2002  7 Series (E38)

2004-2010  X3 (E83)

1999-2006  X5 (E53)

2001-2002  Z3 (E36)

2003-2008  Z4 (E85)

2000-2003  Z8 (E52)

And other model with the same specifications of key blank and battery holder listed as below section