Wide range of applications: suitable for solar power generation systems, smart homes, solar chargers, solar ventilation systems, solar light boxes, solar billboards, solar warning lights, and other solarpowered setups. Light control with time control: this controller provides lightcontrol and timecontrol functionality to regulate discharge based on sunlight and a defined schedule. Multiple protections: builtin overcurrent, shortcircuit protection, reverse connection protection, and opencircuit protection, all automatically restored when conditions to normal without damaging the controller. Efficient intelligent charging and longer battery life: using the controller enables efficient and fast intelligent charging and helps prolong the service life of the battery. Use scenarios Home solar power system: suitable for residential solar installations to manage charging from solar panels to the battery bank, supporting smart energy management and reliable operation. Outdoor signage and lighting: ideal for solar billboards, solar warning lights, solar light boxes, and other outdoor lighting solutions, providing day/night discharge control to maintain visibility and protect battery health. Remote solar charging and ventilation: applicable to solar chargers and solar ventilation systems in remote locations, delivering efficient charging and automatic protection to extend equipment life.