The Grape Solar 100-Watt IP68 Off-Grid Solar Charging Kit is ideal for 12-Volt battery charging and a variety of DC applications, including RVs, boats, and LED lights. Made with high efficiency crystalline solar cells for years of service, this solar kit is easy to install and virtually maintenance free. An anodized aluminum frame and a sealed junction box make the panel weatherproof for outdoor use. This system will provide approximately 300-Watt Hours or 25 Amp Hours of charge per average day. The kit Includes: 1-piece Grape Solar GS-Star 100-Watt monocrystalline solar panel, a waterproof PWM-10A Grape Solar charge controller with IP68 functionality and manual.