The Trconelectron 2387mAh replacement battery is specifically designed to provide a reliable power source for your Surface Book 1. With its compact size and high capacity, it's the ideal solution for users who require a boost of energy without sacrificing performance. The unique design features a proprietary cell technology that ensures efficient energy storage and release.

Compared to the original DAK822470K battery, this replacement offers several advantages. Its higher capacity of 2387mAh provides extended battery life, while its lightweight construction makes it easy to handle. Additionally, the Trconlectron 2387mAh battery is built with high-quality materials that ensure durability and longevity.

Whether you're a tech enthusiast or an office worker, this replacement battery can help improve your overall computing experience. Its compact size and rechargeable design make it perfect for use on-the-go, without any additional accessories.