Efficient energy management: With a 3-stage charging system, this solar panel charge controller optimizes energy use to extend battery life. LCD display: The large LCD screen clearly shows all adjustable parameters, enabling easy monitoring and tuning. Dual USB charging ports: Two USB outputs provide up to 5 A in total, allowing convenient charging of mobile devices while off the grid. Comprehensive protection: Includes short circuit protection, overload protection, and reverse current protection for safe operation. Use scenarios and applications - Off grid cabins or sheds: Manage battery power efficiently to run lights and small appliances using solar energy. - Recreational vehicles, boats, and caravans: Keep phones, tablets, cameras, and other USB devices charged during extended trips off the mains. - Remote monitoring and emergency setups: Support reliable charging for sensors, cameras, or other USB-powered equipment in remote locations.