The notebook battery for the Microsoft Surface Book 1785 is a reliable power source specifically designed for use with Microsoft devices. This lithium-ion battery offers high energy density and a long lifespan, making it an ideal choice for users who depend on consistent performance. Weighing 260 grams, it is lightweight yet powerful, facilitating easy handling and integration into the device. The battery is device-specific, ensuring optimal fit and functionality. It meets the requirements for declared batteries, making it environmentally friendly. The UN number 3480 indicates the safety standards that must be adhered to during the manufacturing and transportation of lithium-ion batteries. This battery is a practical solution for anyone looking to maintain the performance of their Microsoft Surface Book 1785 without compromising on quality.