RV Flag Pole Multi-Colored Solar Beacon 106755-M by FlagPole Buddy for 12, 16 and 22 Foot Tall Poles Flagpole Buddy Multi-Colored Solar Beacon flashes Blue, Green, Red and fits on top of the pole. Fits on top any of our 12' 16' or 22' flagpoles No wires, Solar Panel on top charges by day and Flashes all night from Dusk to Dawn Make your RV stand out by adding this Multi-Colored Solar Beacon Fiberglass Poles may need a FPB Adapter and also fits most poles with a thread size of 1/2"- 13 tpi