About this item [Product Type Input]: 100-240V 50-60Hz Output: 19.5V 3.33A 65W 45W Connector Size: Interior diameter: 3.0 mm External diameter: 4.5 mm (Note: Please make sure the DC output and tip size of the AC adapter are compatible before you buy) [Compatible Models]: Works with various HP laptop series including 15-dy, 15-da, 15-db, 15-dq, 15-dw, and more. [Design]: One Adapter for Many Models Compatible with HP Laptop. The lightweight design ensures an incredibly small footprint, allowing the laptop AC travel adapter to slip into bags, purses, and even pockets with ease. [Specifications]: Measures 8.4 x 5.7 x 1.5 inches.