This Notebook Battery is specially designed for the Asus ZenBook UX21, UX21A and UX21E laptops. With a power of 7.4V and a capacity of 35Wh, this battery ensures that your laptop can be used for a long time and reliably. Whether you're on the road or just working at home, this battery ensures that you always stay connected. What makes this Notebook Battery extra special is that it is a refurbished product. This means that the battery has been professionally reconditioned and tested so that it meets the high quality standards of a new battery. By choosing a refurbished battery, you not only contribute to a more sustainable world by reusing materials, but you are also assured of a product that performs just as well as a new battery. This Notebook Battery is easy to install and fits perfectly in your Asus ZenBook laptop. With a long lifespan and reliable performance, you can enjoy your laptop again without worrying about a quickly draining battery. Whether you're at work, studying or just surfing the internet, this battery ensures that your laptop is always ready to use. In short, the Notebook Battery for the Asus ZenBook UX21, UX21A and UX21E is an essential accessory for anyone who wants to get the most out of their laptop. With a refurbished battery you are assured of quality, durability and reliability. Order today and experience the convenience of a long-lasting battery for your Asus ZenBook laptop.