20A Solar Charge Controller 12V 24V Auto Solar Panel Battery Controller 20Amp PWM Solar Regulator with Dual USB LCD fit for Small Solar System

Parameters: Batt voltage: 12V/24V auto Charge current: 20A Discharge current: 20A Solar open voltage: < 23V @ in 12V battery / 45V @ in 24V battery Max input power: 240W/12V system, 480W/24V system (The input power of the PWM controller should not exceed 75% of the controller, which can extend the life of the controller.) Battery type: GEL,LEAD-ACID,FLOODED Load Mode? a. ?24H? hours b.?1-15H? hours c. ?0H?hour ?1-15H?and ?0H?both belong to the light control mode, and the load is turned off after dawn. Float charge: 13.7V(defaul,adjustable) Discharge stop: 10.7V(defaul,adjustable) Discharge reconnect: 12.6V(defaul,adjustable) USB output: 5V/3A Self-consume: <10mA Operating temperature: -35~+60 degree Features: 12V/24V auto work LCD screen display Two USB output Easy operation interface PWM charging mode short-circuit protection Battery reverse discharge protection Battery reverse polarity protection open-circuit protection Overload protection System Connection: 1.Connect the battery to the charge regulator - plus and minus. 2.Connect the photovoltaic module to the regulator - plus and minus. 3. Connect the consumer to the charge regulator - plus and minus. NOTE: The reverse order applies when deinstalling! An improper sequence order can damage the controller! Package: 1.1X 20A Solar Charge Contorller 2.1X English User Manual