The LED Headlight PWM Anti Flicker Module & Adaptor is a practical solution for eliminating flicker on LED headlamps. With its ability to adapt the common H13 plug to the H4 plug used by most LED headlights, this module ensures compatibility and seamless functionality. Sold individually, this product offers a reliable and efficient way to enhance your LED headlight experience. Say goodbye to flickering lights and enjoy a smooth, uninterrupted illumination with this essential module.