Condition100% Brand New, Input: AC 100-240V Output: DC 20V 2.25A 45W Connector Size: 4.0*1.7 Compatible typesCompatible wiht Yoga 710 11, 14 and 15, Flex 4-1435, Flex 4-1470, Flex 4-1570, Flex 4-1130, Miix 510, IdeaPad 100s 14, IdeaPad 110 14,15 and 17, IdeaPad 100 14and 15, IdeaPad 310 14 and 15, IdeaPad 710s 13, IdeaPad 310s 11and 15, IdeaPad 110s 11 Compatible P/N Compatible wiht Ideapad 100, 100s (14.1 15.6 17 Models ONLY ) ; Ideapad 110, 110s, 120S, 310, 320, 320S, 510, 510S, 520s, 710, 710S Plus, 720S, B50 ;Chromebook 100s, N22, N23, N42 ; Miix 510; Flex 4 1130, 1480, 1580, 1470, 1570; Flex 5 1470, 1570 ;80TJ 80XM 81A4 81A5 Quality assurance100% New from ManufacturerWith overvoltage, overload, overcurrent, and short circuit protection functions After-Sale warranty24 Months warranty,24 x 7 email support,1x Instruction Manual.If any questions please feel free to contact our customer support for assistance