APPLICATION: These delicate counter lights can be mounted and installed anywhere as desired; cabinet, closet, shelf, corridor or even to a wine bar EASY INSTALL: Easily mounts under cabinets or shelves with connector cable and 5ft plug-in power cord SOFT LIGHT: Compare with traditional fluorescent light, LED light is more energy saving. And LED wired puck lights could provide brilliant illumination for your home about 50,000 hours. 3000 Kelvin warm white are more soft for your eyes. PLUG AND PLAY: No batteries required. The puck lights are more convenient to use without recharge or change the batteries frequently. And you don t have to worry about the light would be dim with the inadequate power.