1、Fitment: Headlight ballast is fit for CL550 2011‑2104, fit for CL600 2011‑2014, fit for CL63 AMG 2011‑2014, fit for CL65 AMG 2011‑2014, fit for S350 2012‑2013, fit for S400 2012‑2013. 2、Part Number: The referencing part number of the headlight control module are 130732929602, A2169009100. Please double check the part number of your item to ensure perfect fit. 3、Upgraded Ballast: Ballasts used for a long time make the car's lights blurred and affect the safety of driving at night. Upgraded ballasts can increase the lighting distance for a different driving effect. 4、Stable Output: The ballast control module adopts advanced electronic ignition technology, with stable high voltage output and less interference. 5、Performance: The smart chip of the ballast integrates all protection functions, constant power, high and low voltage automatic constant brightness adjustment to ensure the safety of use. Item Type: Headlight Ballast Material: Aluminium alloy Reference Part Number: 130732929602, A2169009100 Input Voltage: 9-16V Maximum Input Current: 6A to 8A Instant Starting Voltage :≥23KV Output Voltage Waveform: Square waveFrequency :250±10Hz Output Open Circuit Protection :≤1S Output Short Circuit Protection :≤1S Input Voltage Reverse Protection :≤1S Operating Temperature :-40℃ -105℃ Service Life :≥30000HRSApplicable Models: Fit for CL550 2011-2104 Fit for CL600 2011-2014 Fit for CL63 AMG 2011-2014 Fit for CL65 AMG 2011-2014 Fit for S350 2012-2013 Fit for S400 2012-2013 Fit for S550 2010-2013 Fit for S600 2010-2013 Fit for S63 AMG 2010-2013 Fit for S65 AMG 2010-2013 1 x Headlight Ballast