[Input & Output: 100-240V 50/60Hz. Output(DC):15V-4A. USB Port: 5V-1A 65W Compatible for Surface Laptop 5/ Laptop 4/ Laptop 3/ Laptop 2/ Laptop 1 Surface Laptop Studio 1 i5 Surface Laptop Go 3 Surface Laptop Go 2 Surface Laptop Go Surface Pro 9 Surface Pro 8 Surface Pro X Surface Pro 7+ Surface Pro 7 Surface Pro 6 Surface Go/ Go 2/ Go 3 / Go 4 Surface Pro 5(2017) Surface Book/ Book 2 i5（Not i7）/ Book 3 i5（Not i7） Surface Pro 4 Surface Pro 3 Dependable Protection and Safety: Built-in multi safeguards to protect against overcharging overheating short circuiting friendly to computer battery Top-rated 65W Laptop Charger for Microsoft Surface: Full charge Surface Pro 9 in only 1.5h perfect match surface model 1706 1866 1796 1724 1625 1867 1735 1800 and so on higher charging performance than 44W 39W 36W 24W laptop / tablet charger Customer Service： We provide top-notch after-sales service. If you encounter any issues while usingplease feel free to contact our customer service team.]