This notebook battery is specially designed for the Lenovo ThinkBook 13s-IWL, 14s-IWL and 15 laptops and ensures that you can work longer without charging. With a capacity of 45Wh and 4 cells, this battery provides reliable and long-lasting performance for your daily tasks on your laptop. This battery is refurbished, which means it has been thoroughly tested, overhauled and restored to its original condition. By choosing a refurbished battery, you not only save money, but you also contribute to a more sustainable way of consuming. Because the battery is still of high quality, you can trust that it will work as well as a new battery, but at a lower price. With a voltage of 36V, this battery provides a stable and efficient power supply to your laptop, allowing it to perform optimally. Whether you're on the road, in the office or working at home, with this refurbished battery you don't have to worry about an empty battery and you can continue working uninterrupted. Battery installation is simple and can be done quickly, so you can immediately benefit from the extended battery life of your laptop. With this refurbished battery you can enjoy a long lifespan again for your Lenovo ThinkBook laptop, without having to pay the costs of a brand new battery. In short, if you are looking for an affordable and high-quality battery for your Lenovo ThinkBook 13s-IWL, 14s-IWL and 15 laptops, then this refurbished notebook battery is an excellent choice. With high-end performance and a lower price, you can get the most out of your laptop without breaking the bank.