Feature:1. PRACTICAL AND EFFICIENT: The maximum power tracking rate is more than 99%, the maximum conversion rate is 98%2. 12V 24V BATTERY SUPPORT: Negative grounding design controller is safer, controller compatible with a variety of batteries(acid and lithium batteries, customized); Sealed, Gel, Flooded, and LI (LFP) Preset battery charging parameters. The charging parameters of other batteries can be customized according to your needs3. MULTIPLE PROTECTION: Prevent overcharge, overdischarge, overload, short circuit, reverse electrode, overheating and battery use under voltage4. LCD DISPLAY: Clearly view operation data and working status, real time energy statistics function, with a variety of load control modes, MPPT solar charging controller display daily power generation curve and current curve5. LOW NOISE WITH BACKLIGHT: The heat dissipation mode adopts dense tooth aluminum sheet without noise heat dissipation, display mode is backlight LCD color screenSpecification:Item Type: MPPT Charge ControllerApplicable Voltage: 12 24V adaptive voltageOperating Current: 30ATracking Efficiency: >99%Maximum PV Voltage: 75VMaximum PV Input Power: 390W (12V); 780W (24V)Battery Voltage Range: 8-32VHeat Dissipation Mode: Close tooth aluminum sheet without noise heat dissipationDisplay Mode: Backlit LCD color screen.Package List:1 x MPPT Charge Controller1 x User Manual