Duracell DRCAA90D 90W Ultra Slim Auto/Air Adapter for Dell Latitude D Series and Select Inspiron Vostro XPS Notebooks (Black) Compact and portable power solution for mobile users Plug the Duracell DC/DC Power Adapter into any standard auto or airplane outlet for long-lasting performance Charges your Latitude D series Laptop and Cell Phone, PDA or MP3 player at the same time Charge and power additional devices through USB port Dimensions (inches): 3.94 x 1.9 x 0.61, Weight: 0.75lbs