ZTHY 36W Microsoft Surface Pro 3 Pro 4 i5 i7 Tablet Charger Power Supply Adapter with 6Ft USB Power Cord Model 1625 12V 2.58A Replacement power supply for Microsoft Surface Pro 4 Surface Pro 3 i3 i5 i7 12" Tablet(it also work for Surface pro 4 M3 model) With Additional 5V/1A USB Charging Port,6.6ft(2M) cable,totally almost 10ft Length Input: AC100-240V (Worldwide use) Output: 12V 2.58A 36W Package includes: 1*Surface Pro 3/Pro 4 Charger,1*6.6Ft Charging Cable ZTHY Adapter Charger Return Policy: Rest assured with 30 days Refund and 12 months Replacement,also get our friendly customer service.