Automatic charging: when the battery is fully charged, the fan brake is automatically controlled by the internal circuit LCD screen: intelligent circuit protection and stable output, fast operation efficiency increased by 30% Automatic charging: simple wiring, eliminating the trouble of complicated wiring, intelligent control charging Six intelligent security protections: high voltage protection, short circuit protection, reverse connection protection, temperature protection, low voltage protection, overload protection Wide range of applications: suitable for solar power systems such as solar power generation systems/solar street lights/smart home/solar chargers/solar ventilation systems/solar light boxes/solar billboards/solar traffic warning lights, Manufacturer: SOYWIM