... range of the power to the main and sub light, and could save energy.Accurate constant current output, ... ensuring the best effiency of LED light, reducing light decay and protract the lamp's life.lamps and ... Battery Monocrystal 130W/33V×2Light Pole 6mLight Source 4.68mController Light Control, Time Control, Overvoltage, Undervoltage, Short Circuit, Lighting Stroke ProtectionContant ...