Samsung Netbook NC20-21GBK,NP-NC20-KA02US NC10-14GW,NP-NC10-KA01US 40W AC Adapter Power Cord (Equivalent Replacement),100% Compatible P/N:AA-PA2N40W. Output power: 40W Worldwide compatibility: Free Voltage 100-240VAC Adapter Rating output: 19.0V,DC 2.1A Brand New Replacement Product,100% OEM Compatible With AA-PA2N40W 1 Year Warranty