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25W solar panel for 12v lead acid battery charging or 2pcs*solar panels in series for 24-volt battery or for grid-tied applications like streetlight, vent fan or car battery(keep it from strain dead). High-efficiency silicon solar cells ensure high performance of solar modules and create maximum power output, totally 23 testing procedure to do quality control.. Easy to install with pre-drilled holes on the back of panels for fast mounting, securing and cooling.. Waterproof Junction Box, corrosion-resistant aluminum frame for extended outdoor use, allowing the solar panel to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa).. Item will be shipped from USA warehouse. It's compact size 16.5x12.6x0.67inch (420*320*17mm) with 39inch 19 AWG cables.. Specification :. Rated power: 25W. Voc: 22.41V. Vpm: 18V. Short circuit current(Isc): 1.4A. Working current(lop): 1.11A. Dimensions: 16.5x12.6x0.67inch. Weight: 4.54 lb. Other Basic Components You Need for Complete 12 Volts Solar Panel Kit. Charge Controller. 12V Battery (Pls make sure your battery voltage is higher than 10.8 volts before connecting to the charge controller, and the safe charging voltage of battery is below 13.86 volts). DC Load You Might Have