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Panneau solaire 300 watt 24v
Source google image: http://www.pkfluvial.com/media/catalog/product/cache/1/image/300x/9df78eab33525d08d6e5fb8d27136e95/b/l/bluesolar_polycrystalline_panel_-_front_1_1_1_1_1_1_1.jpg