① Input: 100-240V 50/60 Hz; Output: 15V-4A 60W; USB port 5V-1.5A 7.5W; It Compatible with 15V-4A 65W, 15V-2.58A 44W, 15V-1.6A 24W, 12V-2.58A 36W
②Compatible with Microsoft Surface Book 1/2, Surface Laptop 1/2/3, Surface Pro 7 Pro 6 Pro 5 Pro 4 Pro 3 Pro X, Surface Go 1/2, Surface Pro(2017), New Surface Pro Compatible charging.
③ With additional USB 2.0 charging port of 5V / 1.5A. You can charge another device such as a phone at the same time.
④ With Premium ABS PC Fireproof Materials And Built-in IC Chip Technology Provide Overcharge Protection System/ Short-circuit/Overload Protection/Over-heat Protection.