Valley Forge Flag  Liberty Light 60 LUX Residential Solar Flagpole Light Solar powered flagpole light - 60 LUX output Typically lasts 6-12 hours based on sunlight conditions Ideal for in-ground flagpoles, that range in height from 15 ft to 30 ft, and also ranging in pole diameter from 2" to 4" Constructed of cast aluminum. Includes and utilizes 3 individual AA rechargeable batteries. Show your pride by illuminating your flag at night while adhering to US Flag Code