About this item Specification - Output: 19.5V 2.31A 45W, Input: 100-240V ~ 50/60Hz; Connector Size: 4.5mm*3.0mm Blue Tip. (Please make sure the charger adapter fit your laptop before you bid) Compatible Laptop Charger - Suitable for various models such as Stream 11, 13, 14, Pavilion X360, and others. For More Types - Works with several models across HP product lines, including Spectre x360, Elitebook, ProBook, and more. Compatible P/N - Includes numerous part numbers to ensure compatibility with your device. Size: 7.52 x 4.88 x 1.81 inches.