New Lenovo Charger Replacement AC Adaptor -19V - 4.74A - 90W - Black Colour and Tip Size - 5.5mm/2.5mm Compatible Model number ASUS F3H K61, AcerNote 382, ASUS K61, ASUS F3H, Ideapad Z580, Gigabyte Q1580L, AcerNote 370, AcerNote 3680, Lenovo B575 for Asus N53SV Gigabyte Q2432 Q2442N Q2532 Q2546N Q2550M Q2552 Q2556 Q25N Q2756F