For decades, solar panels have converted sunlight into electricity that can power your home or business with virtually free, emission-free renewable energy. And with incentives, solar energy can now make economic sense.
18V 40W off-grid solar panels can reduce your dependence on the electric grid and lower your bills.
A monocrystalline solar panel is more efficient than a polycrystalline solar panel. If the sunshine is insufficient, you should choose the monocrystalline solar panel.