Y-SOLAR 12V 24V 80A LCD Solar Charge Discharge Controller Regulator With 5V USB Output Solar Controller 80A Solar controller with 12V/24V Auto,5V USB output,Max input Power:1920W(24V),960(12V) PWM charging mode to proctect your battery, with One LCD display show all data PV\Battery\system status. Intelligent Lighting&Timing Control. Protection system: battery reverse discharge protection, Batter reverse polarity protection, battery under voltage protection,overload short-circuit protection,Automatic Temperature compensation function. Enhanced aluminum alloy heat sink for efficient heat dissipating; 2 Years Warranty and Quick after-sale service support.