Form Factor: It features a standard rectangular black plastic brick housing the internal power transformer circuitry.
DC Connector Tip: The barrel-type power pin has a circular design. Based on its structure, it matches the common "Big Pin" style barrel connector (typically measuring 7.4mm outer diameter with a center smart pin inside). [1, 2]
Brand Compatibility: This form factor and connector style are most frequently utilized by major laptop manufacturers such as Dell or HP. [1, 2]