IMPORTANT: Electrical items are covered by a 30 day EXCHANGE ONLY WARRANTY. There are no returns or refunds on such items.This switch is activated by a lower pedal pressure, enabling brake lights to come on quicker which is much safer in today's fast-paced traffic scenarios. Also, it is a much longer-lasting switch. Includes pigtail wiring harness. Can be used with DOT-5 (silicone) brake fluid.