... for 12V system, 260W for 24V system 4. ON/OFF, Dusk to dawn, 1-15h timer MPPT solar controllerMax PV input ... ² Sealed, Gel, Flooded battery type optional² Diversified load control: Manual, Dusk to Dawn, dual timer, TEST² RJ45 interface with optional remote ... certificate EPSOLAR MPPT controller, Tracer-1210RN,10A,12V/24V with dusk to dawn function