This Notebook battery is specially designed for the Lenovo Yoga 900S-12ISK and Yoga 4S laptops, and provides a reliable and durable power supply on the go. With a capacity of 6950mAh and a voltage of 7.7V, this battery ensures that your laptop functions like new again. What makes this notebook battery even more special is that it is a refurbished product. This means that the battery has been used previously, but has subsequently been thoroughly overhauled and refurbished to meet its original specifications. This ensures that you get a high-quality product at a lower price than a brand new battery. By choosing a refurbished notebook battery, you also contribute to a more sustainable world. By reusing products you reduce the amount of waste that ends up in landfill and reduce your ecological footprint. This way you can enjoy your laptop performing optimally, while also being environmentally conscious. The installation of this notebook battery is simple and can be done in no time. This way you can quickly get back to work with your Lenovo Yoga 900S-12ISK or Yoga 4S laptop, without worrying about an empty battery. With the refurbished battery you can enjoy hours of uninterrupted use, whether for work, study or relaxation. So choose this refurbished Notebook battery for the Lenovo Yoga 900S-12ISK and Yoga 4S laptops, and experience the benefits of a reliable and environmentally friendly product.