The Solar charging Controllers features Double USB Port and outlet, allowing simultaneous charging of multiple devices, making it addition for efficiency solar power systems With high efficiency energy conversion and intelligent charging protective, this Controllers ensures high with its casing For enthusiasts, Toy Car users, and households seek solar power sources, this Controllers meets diverses energy needs Its adjustable display and setting provide user friendly operations, while the auto parameters optimizes solar panel efficiency on any roof, boats, or Toy Car Perfectly suited for campings trip, wilderness exploration, and remote area solar power requirements, this device application possibilities, Manufacturer: YanFengPro