Solar panel 15W pet poultry bathroom ventilation solar exhaust fan solar panel photovoltaic module Battery type: Monocrystalline solar panel Rated power Wp: 15 Product size mm: 325*255*1mm Power tolerance: ±1W Open-circuit voltage V: 22.5V Short-circuit current: 1A Maximum power point operating voltage V:18V Maximum power point operating current A: 0.83A Illumination ratio: 40000LUX Connector box: DC