High intensity Discharge lighting generates light by creating an electrical discharge between two electrodes, the system is based on the gas and electrical discharge principle, formed and sustained within arc tube filled with Metal salts and Inert gases that are hermetically sealed in a glass jacket to filter ultraviolet emissions, And the system composed of the Arc tube and Ballast for arc ignition and sustenance of electric supplement in which have PCB control system built-in 
  LAMP 
Bulb Fixing TYPE-H1,H3,H4,H7,9005(HB3,)9006(HB4),H8, 
H9,H10,H11,H12,D2S/D2R,D2C,D1,D4 
Hi/Low Reflecting or Sliding TYPE-H4(9003/HB2), 9004 
(HB1), 9007(HB5),H13 
Advantages of H.I.D 
Saving Power       Consumption of electricity 35W-55W 
Longer Life          Life 3,000 hours or more 
High Brightness    Increasing brightness 300% 
White Blue Light   Attractive & Comfortable white Blue like sun ray.