Egoway 36W 12V 2.58A Power Adapter Charger for Microsoft Surface Pro 3 Pro 4 with USB Charging Port and 6Ft Cord, fits Model 1625 Replacement for Surface Power Adapter 1625; Microsoft Surface Pro 3, Surface Pro 4 (Conroe i5, i7 versions) Power Supply - RC2-00001. With 1.7 FT(0.5M) power cable, totally almost 6.6 FT length. Input: AC100-240V (worldwide use) Output: 12V 2.58A 36W. Additional USB Port: 5V 1A USB 2.0. The USB port allows you to charge another device such as your phone at the same time. Magnetic snap-in power adapter charges Surface. Warranty: 12 Months warranty, 30 days money return guarantee, 24 x 7 email support.