DHMXDC Surface Pro Car Charger, 15V 3A Power Supply Adapter Microsoft Surface Pro 3/ Surface Pro 4 I5 I7 Tablet NOTE: The charger is only available for Microsoft Surface Pro 3/ Surface Pro 4 I5 I7. Input: DC 12-24V, Output: 15V 3A, With LED Indicator for Power Status, With a special magnetic interface, High quality & Fast charge. Products are UL, CE, FCC, RoHS certified for safety, We focus on providing quality power products and excellent sales service. With premium ABS+PC fireproof materials and Built-in IC chip technology provide Overcharge Protection System/ Short-circuit/Overload protection/Over-heat protection. Warranty: 30 Days Money Back Guarantee / 12-months worry free warranty. Please contact with us if any questions or concerns.