General description This 15W solar panel charger is designed to provide a continuous power supply, making it ideal for outdoor activities such as camping, fishing, and hiking. Its high-tech design incorporates high-quality materials that ensure durability and efficiency, allowing for stable power output regardless of sunlight angle. Technical specifications Size: 420x280mm (16.5x11in) Power: 15W Features: Environmentally friendly, slightly waterproof, lightweight, and portable High conversion rate for continuous power supply when exposed to sunlight Low noise operation High efficiency with a low failure rate Usage Perfect for outdoor activities, emergencies, and outdoor work Convenient for individuals who work long hours outdoors Other information The controller option is chosen by the user; if no controller is selected, it will not be included. Please allow 1-2cm error due to manual measurement. Colors may vary due to display differences.