ALEKO SPU25W12V 25 Watt 12 Volt Monocrystalline Solar Panel for Gate Opener Pool Garden Driveway 25 watt monocrystalline solar panel with a nominal output voltage of 12 volts A solar panel will lower the costs on your power bill and help curb your carbon emissions Monocrystalline panels have the highest energy efficiency and are space efficient for the power they output Operating Voltage: 17.5 volts; Operating current: 1.35 amps Open circuit voltage: 22 volts