19.5V 6.15A 120W Laptop AC Adapter Charger Power Supply For IBM Lenovo IdeaPad Y470 Y460P Y570 Y560 Y580 I7 B470 B475 B570 E47 K47 G470 G570 G475 G575 G770 Z370 Z470 Z570 41A9734 41A9732 PA-1121-04LZ