Plug Play - 4 X 16-Inch Linkable Slim Light Strip Kit - Series + Parallel Linkable Long LED lighting Kit: (4) 16?? LED light bars + rocker switch+ UL-Listed A/C Power adapter +(4) 5ft long extension cables+(3) extra 5 1/2"? short extension cables. Not suit for 16"width small detolf case, If you need for less than 17" wideth cabinet, please search our 12" light bar kit:B07TB11FYB, B00URLTUXU Excellent Performance - Low profile under cabinet lighting led, energy efficient and low heat.Give off a cozy light without glare and harsh shadows, and is gentle and warm, which has a good protection for the eyes. Linkable Parallel design - The Light bars can be connected together seamless end-to-end (up to 4 pieces) in a straight line or L-shape, plus Parallel Cord Hub and extension cables to mount the light over several floors of a shelf Comparing to battery operated lighting system, this electrical powered light kit is more suitable for permanent installation as it supplies more long-lasting and constant lighting. high output LEDs provides an bright lighting effect but you never need to worry about batteries dying on you Wide Application. Suitable for home and commercial use. Can be used as under cabinet counter lighting, under closet lighting, shelf light, work table light, artwork lighting etc.