Nature Power Monocrystalline Solar Panels take the sun's energy and turns it into electric current, These solar panels are high efficiency 12-Volt solar panels featuring sturdy aluminum frames and high transparency tempered glass tops, They have a scratch resistant and antireflective coating to help keep the solar panel in good shape for many years, They are rugged enough to be permanently mounted outdoors or even on mobile applications such as RVs and boats,Complete Kit includes 180 Watt Solar Panel, 300 Watt Power Inverter (Power Inverter color may vary), 12 Amp Charge Controller and all the cables needed for DIY Installation, (Battery not included)