Mighty Max Battery 100 Watt 12 Volt Waterproof Polycrystalline Solar Panel Charger Brand Product MLS-100WP is 12v 100 watt polycrystaline solar panel Dimensions: 40 inches x 27 inches x 1.40 inches. Pre drilled diodes in junction box and a pair of 35 inch cables with MC4 connectors already attached to the panel High efficiency solar cells based on innovative photovoltaic technology Strong aluminum frame manufactured to withstand a heavier snow load and high wind pressures, passing a snow load of 5400Pa. Pre drilled holes on the back of the panel for fast mounting and securing