The product is an Ilonpa brand alternator designed for use in 3.3L Mercury Villager Van and Nissan Quest vehicles from 1999 to 2002. It features a S5 pulley type, IR regulator, and a clockwise rotation. The alternator has a voltage of 12 and an amperage of 125, making it suitable for replacing a worn-out or damaged part in these specific vehicle models. The product comes with a California Proposition 65 warning for cancer and reproductive harm. Made in China, this alternator is a reliable and high-quality component for maintaining the electrical system of a car or truck. Will be shipped in a flat rate box to save you money on shipping.