1、High Efficiency Charging: 200W solar charging panel has a high power output, which can quickly and efficiently charge your devices and save charging time. 2、Multifunctional Controller: Equipped with a waterproof controller, it can ensure the safety and stability of the charging process, prevent overcharging, over discharging and over current, and effectively protect the equipment. 3、Waterproof Design: Solar panel controller kit is waterproof and suitable for outdoor use. Whether you are camping, traveling, hiking or other outdoor activities, you can use it safely without worrying about the effects of weather changes. 4、Portable Design: Solar charging panel kit is easy to carry and suitable for outdoor use. The product is lightweight and easy to carry, does not take up much space during traveling, convenient to charge your devices at any time. 5、Environmental Protection: The solar charger panel converts solar energy into electricity without relying on the traditional power grid, and does not produce emissions or pollutants, which is in line with environmental protection requirements.