Product Specification Energy saving will illuminate for up to 8 hours 6-8 Hours Full Charge Color Changing: No Distressed: No Cable Included: No Product Details Power Source: Solar Powered Integrated LED: Yes Dry, Damp or Wet Location Listed: Wet Features and Benefits Solar Powered – Auto OFF at Dawn for Full Charge; Auto ON at Dusk for 8 Hours and more of Illumination. Each Cap has 8 High output surface mount LEDs 3x brighter than standard LEDs Weather Resistant – Perfect for outdoor use, these solar post caps are designed to live outdoors with weather-resistant materials that don’t mind UV light beaming down or rainstorms rolling through. High Performance Solar Lights – Manufactured from durable, vinyl (PVC) the post lights will not fade, or crack. Creating a picturesque landscape for your fence, porch or deck. Quick and easy Do It Yourself installation – The fence post solar lights require No electrical wiring for installation. It comes with 2 sizes of mounting kit for posts, screw the deck post lights into the highest point on the railing. Application – Easily mount on top of any 4 x 4, 5 x 5 or 6 x 6 inch wooden post. (Note: Just for 5×5 wood post, the light’s square footprint leaves the post corners slightly exposed.)