The Dell NVV12 is a 65 W AC adapter for powering Dell laptops. Identified by part reference 0NVV12 and model HK65NM130, it can replace an existing adapter or serve as an additional power supply for another location.
Its output is 19.5 V at 3.34 A, for a rated power of 65 W. These specifications identify the electrical output of this model for powering a Dell notebook during everyday use.
A second NVV12 can be kept at a separate work area, so an adapter is available there when you use the laptop. It may also be used as a replacement when an existing power supply is unavailable. This description applies specifically to Dell NVV12; other Dell 65 W adapter models may differ.