Rosefray 19V 3.42A 65w Ac Adapter for LENOVO G570 B570 B575 G575 B470 G470 Laptop,5.5/2.5mm Power Specs : Input Volt Range: AC 100-240V 50-60Hz/ Output: 19V 3.42A 65W Connector size: 5.5/2.5mm Compatibility : LENOVO G570 B570 B575 G575 B470 G470 Package Include: 1 x Power Adapter & 1 x US Power Cord About Rosefray: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: 30 Days Money Back Guarantee / 24 Months - Free Exchange ,Please contact us with any questions or concerns .