Genuine AC ADAPTER HP DV9000 9428nr OEM 90w 432309-001  19V === 4.74A   90W (DC Size 4.8 x 1.7mm) When it comes to chargers and batteries, my opinion is that used genuine ones that come with the laptops from the manufacturer  are much better and safer than so called new ones, which may be fake and could damage your equipment.   Item in used in very good cosmetic and working condition, , actual item pictured. DOA Warranty, Money Back Guaranteed.    TESTED -- 100% Functional ==  If for some reason you are not satisfied with received item, e-mail us through eBay message system. Don't leave negative feedback, money back guaranteed! We value your time and business.