The Dell N5H1N is a 65 W AC adapter for powering a laptop from mains electricity. It supplies 19.5 V DC at up to 3.34 A, so check that the laptop is designed for these power specifications.
The adapter has a 7.4 mm tip, a connector detail that helps distinguish it from Dell supplies with other plugs. Its listed AC input voltages are 120 V and 230 V. The adapter converts AC input to the specified DC output for laptop use. The available details do not identify compatible laptop models or package contents.