About this item Connector Size: 4.5 * 3.0 mm Input: AC 100-240V 50-60Hz Output: DC 19.5V-2.31A 45W/ 45 Watt; Blue tip Package: 1x AC adapter & 1x AC power cable. Compatible with various laptop models, including those in the Pavilion and Notebook series, as well as models with Intel Core i3, i5, i7 processors from 7th to 11th generation. Dimensions: 7.36 x 4.53 x 1.77 inches.