Truck-Lite 98630 LED Headlamp Anti-Flicker Module Harness - PWM Pule Width Modulation Adapter This adapter will store power during on-time, and deliver power during off-time, allowing the lamp to receive consistent energy delivery. Compatible with 2007-2013 Jeep JK models Made to withstand rugged terrain Electronics are sealed in epoxy to resist damage caused by corrosion and/or moisture