Marine- and contract-grade cantilever umbrella, hand built in New Zealand by Shadowspec. UV-, tear-, mold- and chlorine-resistant, each large-scale, 360-degree-rotating umbrella includes a built-in dimmable LED light, controlled through an Apple- and Android-friendly app and ships with a rechargeable battery. Ships with surface plate for mounting on deck, patio or deck. Professional installation recommended. Unweighted free-standing base sold separately. Close during inclement weather and when not in use.