ECO-WORTHY 100w Watt Poly Starter Solar Kit: 100W Solar Panel Module+15A Solar Charge Controlle Basic component for resident on-grid system and off-grid system Widely used on marine, dry camp, Garden watering and other on-grid&off-grid applications Easy Installation with pre-drilled hole. By-Pass Diode minimized the impact of shade. Waterproof IP-65 Rated Junction Box : Advanced water and dust proof level (complete protection against environmental particles and low pressure water jets). Corrosion-resistant aluminum frame for extended outdoor use, allowing the panels to last for decades as well as withstand high winds (2400Pa) and snow loads (5400Pa), Lightweight anodized aluminum frame and reinforced Safety and anti-Reflection coated glass 3.2mm thick (tempered + patterned)