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Solar Charge Controller Function: 1.Large LCD display 2.Support light control and time control 3.Dual USB 5V 3A output(5V/1.5A each) 4.System voltage 12V/24V automatic identification 5.Intelligent PWM charging mode 6.Battery reverse discharge protection 7.Battery overvoltage protection 8.Battery undervoltage protection 9.Dual bottom design, easy to setup solar charge controller Specification: (1)Rated charging current:30A (2)Rated load current:30A (3)Working voltage:12V/24V auto (4)Float charging voltage:13.8V/27.6V(Adjustable) (5)Undervoltage protection:10.7V/21.4V (Adjustable) (6)Over voltage protection:16.5V/33V (7)Low voltage recovery:12.6V/25.2V (Adjustable) (8)Solar panel solar charge controller voltage:≤50V (9)Boost voltage:14.4V/28.8V (10)USB Output:5V/1.5A each (11)No-load loss≤10mA (12)Waterproof:IP32 (13)Short circuit or overload (1.25 times rated current in 60 second or short circuit): battery icon flashes, regularly try to restore automatically (14)Charge Mode: 3 kinds of charge control (directly charge, boost charge, floating charge) (15)Temperature Compensation: -4mV/Cell/°C (16)Installation line number: ≤5# AWG(6mm2) (17)Operating temperature -35 ℃ -60 ℃ (18)Storage temperature -40 ℃ -70 ℃