The 35 watt solar panels are professionally made from multicrystalline solar cells, they are ideal for off grid applications such as 12v battery charging and any other devices that expect 22 Voc and 2.23 Isc(A) from output from this panel. This is the flag ship solar panel from our series of solar panels that represents the best price / performance on the market. At 757mm X 354mm X 28mm and 8 lbs, this 35 watt solar panel is very easy to transport and handle, and you can easily combine two or more of these solar panels to get different watts of power with a variety of voltage and amperage settings for maximum flexibility. The application of this solar panel is endless.