CompatibleLenovoAmps2.25AVolts20VWatts40WPin Size4.0mm X 1.7mmOutput: 40W 20V 2.25A Pin size 4.0mm x 1.7mmAdapters are made from high quality parts and assured for its good quality, durability and performance Adapters are made from quality parts and confirms the specifications similar to your laptop requirements.Adapters are equipped with protection circuit which protects your laptop .The voltage and output meet exactly with your requirement.Compatible Model NameLenovo IdeaPad 100sLenovo IdeaPad 110Lenovo IdeaPad 710Lenovo IdeaPad 510Lenovo IdeaPad 510sLenovo IdeaPad 710sLenovo IdeaPad 310Lenovo YOGA 710Lenovo YOGA 510Lenovo YOGA 310Lenovo Flex 4 (11 inch)Lenovo Flex 4 (14 inch)Lenovo Flex 4 (15 inch)Lenovo YOGA 510-14Lenovo YOGA 310-14Lenovo YOGA 710-13Lenovo IdeaPad 710s-13ISK-IFILenovo IdeaPad 710s-13ISK-ISELenovo IdeaPad 710s-13Lenovo IdeaPad 710s-13ISK-ITHLenovo IdeaPad 100S 14″Lenovo Ideapad 100-14Lenovo Ideapad 100-15Lenovo B50-10Lenovo ideapad 320Lenovo ideapad 100Lenovo ideapad 110Lenovo Yoga 310Lenovo Yoga 510Lenovo Yoga 520Lenovo Yoga 710Lenovo MIIX 5Lenovo Ideapad Air 12Lenovo Ideapad Air 13Lenovo ADLX45NDC3A