Specification: Power: 65Watt Input: 100-240V /50-60Hz Output: 19.5V - 3.34A Plug Tip Size: 7.4mm *5.0mm Package Content:1 X AC Adapter ( Power cord is not included ) Special Features: Short-circuit protection low energy consumption Power Saving Overload Protection Over Temperature Protection The Replacement of Adapter For Dell Replace Part Number: NX061 XK850 PA-21 PA21 Compatible with Laptop Models: Please press Ctrl + F to search your laptop model Dell Inspiron 1545， Dell Inspiron 1546， Dell Inspiron 1551， Dell Inspiron 1555， Dell Inspiron 1557 Dell Inspiron 15， Dell Inspiron 1750， Dell Inspiron 1318 Dell XPS M1330