ALEKO SP100W24V 100 Watt 24 Volt Monocrystalline Solar Panel for Gate Opener Pool Garden Driveway 100 watt monocrystalline solar panel with a nominal output voltage of 24 volts A solar panel will lower the costs on your power bill and help curb your carbon emissions Operating Voltage: 35.5 volts Open circuit voltage: 44 volts Monocrystalline panels have the highest energy efficiency and are space efficient for the power they output