Case Logic VLS-110 Sleeve for 7-Inch to 10-Inch Netbooks INPUT: 100 - 240V, 50-60H Output : 18.5V 4.6A 85W . Compatibility: Compatible with Macbook Pro 15 inchMJLU2,MJLT2,MGXC2,MGXA2,ME293,ME294, ME664,ME665,MC975,MC976 . Semiconductors synchronous rectification scheme and no-load and no-voltage technology, intelligent output and protection, avoid sparks, overheat, overcurrent. 100% Meet the American's Safety Standards. Semiconductors synchronous rectification scheme and no-load and no-voltage technology, intelligent output and protection, avoid sparks, overheat, overcurrent. 100% Meet the American's Safety Standards. Replacement chargers manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating . CE/FCC/RoHS certified . WARRANTY: 12 Months Warranty,Quality Problems 1 Month Refund Guarantee,24h x 7 E-mail Support.