Reference:
BW102TE07-OE
BMW CAS4 REMOTE KEY WITH 3 BUTTONS (2012-2016) PCF7953 ID49 433.9 MHZ - GENUINE
Keyless remote with 3 buttons used in BMW F Series CAS4
Transponder PCF7953 ID49
Emergency key blade not included. Key Code part number: BW100ES03
Battery: CR2450
433.9 Mhz