1. MPPT TECHNOLOGY: 100A MPPT solar controller, using advanced MPPT maximum power point tracking technology algorithm, 12V, 24V, 36V, 48V automatic identification; Dual USB 5V charging ports can quickly track the maximum power point of PV system in any environment, and the tracking efficiency is not less than 99.5%. Significantly improved the energy utilization efficiency of solar systems 2. MULTIFUNCTIONAL DESIGN: A multifunctional LCD with backlight display and clock display, with 7 working modes, charging mode, light control mode, light, delay control mode, universal control mode, manual control mode, and timing control mode 3. SAFETY PROTECTION: MPPT solar controller with protection, including battery overge and overcurrent protection, power failure protection, overcharging protection, deep discharge protection, reverse connection protection, and overheating temperature protection 4. USER FRIENDLY DESIGN: LCD displays are designed to dynamically display the operating data and working status of devices. Controller parameter display 5. MULTIPLE BATTERY CHARGING OPTIONS: Compatible with for GEL, for Flooded, and for LifePO4 battery charging, Manufacturer: CFWWSAQ