If you are building your own lawn lighthouse, these custom windows will really add the ultimate touch. Only found on Chesapeakecrafts.com, these high quality resin windows are weatherproof and have a double-sided tape backing for attaching to your lighthouse. The window panes are made out of a photo-sensitive panel that provide a glow after dusk. They don’t light up, but the faint glow adds unique charm. Each window is 3 ½ x 2 ¼ inches in size.