Halo Lights LED 80mm Switchback Single Diode Dynamics Nissan A constant current driver is

A constant current driver is a device that takes any incoming voltage and smooths it out

These headlights are DOT approved

High-performance OEM-grade replacement for Ford Fusion

Durable Construction: UV-coated polycarbonate lens ensures long-lasting

allowing you to match them seamlessly with your Porsche's color

Halo Lights LED 80mm Switchback Single Diode Dynamics Nissan A constant current driver isHDHalo Technology. These HD LED halo rings have been designed from the ground up to be absolutely the brightest, most reliable halos physically possible. Each halo is populated with a large number of high density (HD) LEDs, which are then coated by a diffusing gel, resulting in a perfectly uniform light when turned on. When off, the diffusing gel hides the chips, resulting in a clean, OEM appearance. Sizing: All sizes are listed by outside diameter,