Compaq Presario C500, C500EA, C500EU, C501, C501NR, C501TU, C502, C502CA, C502EA, C502EU, C502TU, C502US, C503, C503TU, C503WM, C504, C504EA, C504EU, C504TU, C504US Series AC Adapter (Power Supply) 19 Volt 65 Watt AC Power Adapter