Traxxas 8028 Power Supply provides steady 3V .5 amp current for Traxxas LED light kits. Includes screws and wiring harness. Use Traxxas stock and hop-up replacement parts to get the most out of your Traxxas RTR vehicles. This product is made from high quality materials and designed for long-lasting performance. This is replacement hardware for use on Traxxas vehicles; consult your user's manual for exact parts listings.