A convenient, fast charging solution for your Microsoft Surface Pro/Go/Book/Laptop, the Essential USB-C to Surface charging cable is best partnered with a Suitable Cygnett Power Bank or Wall Charger that supports 45W USB-C (15V-3A). For a simple, quick connection, the Essentials USB-C to Surface charging cable magnetically connects to your Microsoft Surface device. Once connected, a charging indicator light confirms power is being received.