@ PLUG AND PLAY: The kitchen under cabinet led lighting is very easy to mount and connect. strong adhesive double sided tapes and screws are included as well. If you need more cable clips to help you install the ligths, please buy them by the ASIN: B085DC5F9S. @ BRIGHT ENOUGH: 3W under counter lighting provides sufficient lumen output to illuminate under kitchen cabinet or a counter. @ LINKABLE INSTALLATION: There are 2 types of linking cables provided for installing the under cabinet lights flexibly. One cable is 5.9 inch, the other cable is 20 inch.Widely used as counter,shelf,display,shelf,worktop lighting.