Our LED puck light kit is perfect for under-cabinet applications. Each .5 Watt puck light will fit into a hole 1/2" deep and 35mm in diameter. Three lights and on/off switch clip into the included distribution block. A 6' long cable connects them to our ultra slim plug-in transformer. Each light has a 40" long wire, and the on/off push button switch has a 39" long wire. It is conveniently packed in one set per carton. Available in white or black finishes.