High Performance Ultra slim thin micro ballast for replacing your exisiting damaged or worn ballast or if you need a ballast for a tight space such as a motorcycle. 30% of the size of a normal ballast. Direct Plug and Play to 95% of all HID Slim Ballasts come with 1 Year True Warranty! AC-SLM-BLST
Example of the size difference vs old school ballasts.

WHY DIGITAL VS ANALOG?
AN INTELLIGENT LIGHTING MANAGEMENT SYSTEM THAT PROVIDES INCREASED ENERGY SAVING, PREVENT FAIL IGNITION, EASIER MAINTENANCE, PROLONG THE LIFE OF THE BULB BY 30%. THIS IS A BREAK THROUGH TECHNOLOGY OVER THE PREVIOUS ANALOG DESIGN AND THIS DESIGN IS DRAMATICALLY IMPORVED OVER CONVENTIONAL BALLASTS.
WHY SLIM DESIGN?
SLIM BALLAST WILL MAKE A NIGHTMARE INSTALL INTO A BREEZE. IF YOU HAVE A MOTORCYCLE, QUAD, OR EVEN A COMPACT CAR, THIS IS A MOST HAVE. THE SLIM BALLAST IS MANUFACTURED BY SMD AND IS MACHINE POPULATED, THEREFORE THE MARGIN FOR ERROR IS MININIZED WHICH REFLECTS IN THE 0.03% DEFECT RATE. THIS BALLAST IS DURABLE AND IS WATER AND VIBRATION RESISTANT.
SIZE OF BALLAST?
(7cm x 6cm x 1.4cm)