Solar Magnum Light is 12 inches in diameter, 3600 Lumens, 136 Ultra-Power LEDs, 8000mAh battery, designed for flagpoles 20ft to 60ft. Shaft capability for 1/2" shaft and 5/8' shaft (part included).
This light has our "set it and forget it" technology built in, Light will charge, discharge, maintain battery, turn on and off using the internal logic control board , designed to be far more reliable than the old fashioned photo eye.