1.THIS NEW STYLE SMART KEY IS COMPLETE KEY WITH REMOTE CIRCUIT BOARD AND VIRGIN CHIP AND NEW BATTERY.YOU DON'T NED TO REMOVE ANYTHING FROM YOUR OLD KEY.

2.THIS SMART KEY CAN NOT BE PROGRAMMED MANUALLY.PLEASE MAKE SURE YOU FIND LOCKSMITH WHO HAS BMW PROGRAMMER FOR THIS SORT OF SMART KEY.THIS SMART KEY NEED PROFESSIONAL LOCKSMITH WHO HAS BMW PROGRAMMER FOR CAS4 SYSTEM TO READ KEY DATA FROM ECU AND WRITE KEY DATA TO NEW KEY.NOT EVERY LOCKSMITH HAS BMW PROGRAMMER.PLEASE CALL AND MAKE SURE THEY CAN DO THIS KEY BEFORE PUT YOUR ORDER.

3.DEALER WON'T GET THE KEY PROGRAMMED,THEY ORDER KEY WITH YOUR VIN# AND THE NEW KEY HAS BEEN PRE-PROGRAMMED AND LOCAL DEALER JUST SYNC IT,THEY DON'T HAVE ANY EQUIPMENT TO DO VIRGIN KEY.SO IF YOU BUY VIRGIN KEY HERE,DEALER WON'T BE ABLE TO GET THE KEY PROGRAMMED FOR YOU.

4.YOU CAN USE THIS NEW STYLE KEY TO OLD MODELS.PLEASE MAKE SURE YOUR CAR YEAR AND MODEL MATCH COMPATIBLE LISTING ABOVE.

5.THERE ARE SOME VIDEOS ONLINE SHOW PEOPLE HOW TO GET THE NEW KEY PROGRAMMED.IT IS INCORRECT.THIS SMART KEY CAN NOT BE PROGRAMMED MANUALLY.THE WAY THEY DID IS FOR KEY TO SYNC AFTER BATTERY REPLACEMENT.IT IS NOT FOR VIRGIN KEY PROGRAMMING.