Overview The Microsoft ADU-00001 is a 102-watt power supply designed specifically for Surface Book, Surface Pro 3, and Surface Pro 4 devices. It provides reliable and consistent power delivery to support demanding tasks such as editing large design files, running multiple applications simultaneously, or streaming high-resolution video. Its compact black design makes it easy to carry and use in various environments, from coffee shops to offices. Key features Delivers 102 watts of power to maintain steady performance during heavy workloads Includes a 4-pin USB Type A connector and a power DC jack for charging both your Surface device and an additional accessory simultaneously Built-in short circuit protection ensures the safety of your devices while charging Comes with two USB cables to accommodate different charging setups at home, work, or on the go Compact and discreet black design fits easily into backpacks, laptop sleeves, or desk drawers without adding bulk Key specs Output power: 102 watts Compatible devices: Surface Book, Surface Pro 3, Surface Pro 4 Connectors: 4-pin USB Type A, power DC jack Safety features: short circuit protection Included accessories: two USB cables Color: black Connectivity and compatibility This power supply supports charging for Microsoft Surface Book, Surface Pro 3, and Surface Pro 4 models, ensuring full compatibility with these devices. The inclusion of both a 4-pin USB Type A connector and a power DC jack allows you to power your Surface device and an additional USB-powered accessory at the same time, which is especially useful in environments with limited power outlets. Ideal uses and environments The Microsoft ADU-00001 power supply is well suited for creative professionals who need reliable power while working on site, students moving between classes, and remote workers who require a dependable charger for travel. Its compact size and dual charging options make it a practical choice for use in coffee shops, airports, shared workspaces, or any location where space and power access are limited.