This Radionic 19 Inch LED lighting fixture with 80 Cool White LEDs is perfect for under cabinet or task light applications. This fixture emits 564 lumens of light while offering huge energy savings because it uses 50% less energy compared to a typical F13T5 fluorescent under cabinet fixture. The RX515-CW fixture is Lighting Facts independently tested and certified. The fixtures' sleek design is less than 1 Inch in height and is linkable with connecting cable (included) or can be linked end-to-end with additional fixtures to have longer continuous light. The RX515-CW LED fixture has an internal power supply. Just plug it in and turn it on!