Feature: 1. [High Efficiency] Maximizing the use of energy from the sun, the 300W solar panel kit provides reliable power support for RV and camping activities. 2. [Portable Design] Compact and lightweight, our solar panel charge controller kit is easy to carry and install, making it perfect for outdoor use. 3. [Versatile Use] Featuring 18V battery clip, this solar panel can directly charge electric RV, meeting different power needs in various scenarios. 4. [Weather Resistant] The solar panel kit offers excellent weather resistance and durability, suitable for use in various harsh environments. 5. [High Safety] The protection functions of our 18V solar panel kit prevent overcharging, over discharging, and short circuits, guaranteeing the safety of your battery and devices. Specification: Item Type: Solar Panel Kit Material: Monocrystalline Silicon, ABS Solar Panel Power: 300W (Without Power Storage Function) Solar Panel Size: Approx. 70x50cm / 27.56x19.69in Weight: Approx. 1650.00g / 58.2oz. Package List: 1 x Solar Panel 1 x Controller 1 x Battery Clip 1 x User Manual Note: Without Power Storage Function