GPK Systems Ac Adapter for Lenovo Ideapad A1 7-inch, A2 9-inch, S2 ; Ideapad A1107 A2107 A2109 A2110 S2109 S2110 ; Ideapad Lynx K3 K3011 ; Lenovo Miix 10 ; Ideatab A2107, A3000, S6000 ; Lenovo Thinkpad Tablet 2 ; Lenovo Thinkpad 1838 Tablet Pc Tab Input: 100 - 240 V (worldwide use) Output: 5V 2A 10Watt Service & Support 1 year warranty Products are CE/FCC/RoHS certified, tested by manufacturer to match and/or exceed specifications of OEM products. Designed exclusively for use with the laptops 100% compatibility with the original.