Fit: Microsoft Surface Pro Voltage : 15V Current : 4A Weight : 215g Color : Black Watt : 65W Features : Premium Quality Battery for Your Notebook Best Technical Support & Friendly Customer Service US Location. Do not Wait Your Battery For Weeks. Get it Fast! Product Features: Over Voltage Protection (1500V/AC). Short Circuit Protection Over Temperature Protection Wide input Voltage range, could stable work under 90v-264v High Power exchange efficiency to control working temperature and stable working. Power Exchange Savings more than %88 (More power exchange savings means less power wasting and working more efficient) PCB & Cover is manufactured with Fireproofing materials. Low Ripple and Noise. High Quality Raw Materials 100% OEM Compatible. Product Testing: Every product pass through; Strict Aging Testing. Over Voltage Testing. Over Temperature Testing. Safety Testing. Package Contains: 1X fits Microsoft Surface Book Pro 3 Pro 4 65W 15V 4A 1706 Power Supply 1X Free US Cord |