The modern yet elegant Imperial Solar Post Cap offers a clean contemporary design that is unequalled in performance. Its rugged cast aluminum construction with powder coated finish means no future painting. The Imperial will fit over an actual 4 x4 or 3.5 x3.5 post (3.5 x3.5 adaptor included)FeaturesHigh Performance solar lights stays lit for up to 10 hours Lights up automatically every night / auto - off switch High output surface mount LED technology for brilliant white light 3x brighter than standard LED s 1 long life AA Ni-MH rechargeable battery included Manufactured from durable cast aluminum with Bronze powder coated finish Will fit over an actual 4 x4 or 3.5 x 3.5 post (3.5 x3.5 adaptor included) Quick and easy Do It Yourself installation.15 Lumens / 4500 5500 KelvinColor:BronzeMaterial:AluminumProduct Size:6 x 6 x 2.5Made In China