Smart Key 315MHZ With PCF7944 Chip For BMW 5 Series X1 X6 Z4 compatible program equipment including AK300.It just can be used for one time.It can not works with HITAG-2 key program tool.It is good for BMW key program learner. It can change battery CR2032, including blade.
Smart key 4 Button 315MHZ 2012(White) For BMW 7 Series
ID7944 434MHZ for BMW CAS1 7series