This notebook battery is specifically designed for the Asus Vivobook X412F F515JA series and is a perfect replacement or backup for your original battery. With a capacity of 37Wh and a voltage of 7.7V, this battery provides reliable and long-lasting performance for your laptop. This battery is a type 2 and is refurbished, meaning it has been subjected to thorough testing and checks to ensure it meets Asus' high quality standards. By choosing a refurbished battery, you can save money without sacrificing quality and performance. By investing in a refurbished battery like this C21N1818 for the Asus Vivobook X412F F515JA series, you can be assured that you have a reliable and durable product in your hands. This battery has been expertly reconditioned and tested by professionals, so you can enjoy the same performance as a new battery, but at a lower price. With this battery you can enjoy your laptop for longer without having to worry about the battery draining quickly. Whether you are on the road or working at home, this battery ensures that you always have enough power to carry out your tasks. In short, this refurbished notebook battery for the Asus Vivobook X412F F515JA series is the ideal choice for those looking for an affordable and reliable solution for replacing or upgrading the battery of their laptop. With its excellent performance and durability, you will definitely be satisfied with this battery.