Specializing in Patented L.E.D. technology - Outdoor Decor offers long-lasting, low-maintenance and energy-efficient solutions. Direct AC plug-in eliminating the need for DC conversion. They are constructed with a coaxial connection and a threaded coupling cap that reinforces the end-to-end bond. Our technology is unique to the industry - the ability to connect over a half-mile of light, end to end with JUST ONE PLUG!