The Dell HN662 PA-12 AC adapter powers compatible Dell laptops. Its exact part number is HN662, also identified as 0HN662, so check that designation when matching it to a system.
It delivers 65 W at 19.5 V DC and 3.34 A. The listed input is 100–240 V AC, 50–60 Hz, 1.5 A. Its black housing is intended for indoor use, and the PA-12 listing specifies a two-prong power cord.
The listed compatibility covers Dell Inspiron, Latitude, Precision, Studio, Vostro and XPS families. These family names describe the stated compatibility scope; confirm that HN662 is supported by the specific laptop. It can provide power for everyday computing, study or office work when an AC outlet is available.