The 2F8K3 battery is a high-quality replacement battery suitable for Dell Alienware 17 R1, 17X, M17X-R5, 18 R1, 18X, M18X-R3 laptops. This rechargeable battery is designed to meet OEM specifications, ensuring reliable performance and long-lasting battery life. With a capacity of 86Wh and a voltage of 14.8V, this battery will keep your laptop running smoothly for hours. We are a factory that produces superior quality batteries that are rigorously tested to ensure they meet or exceed industry standards. Our batteries are backed by a 12-month warranty, and our factory-direct pricing makes them an affordable option. If you're looking for a genuine replacement battery for your Dell laptop, look no further than our factory.