Control Charging pulse PWN charge current 20A 24V/12V AUTO Warranty 1 year MINI style 10Al 12v/24v auto solar controller This solar controller is designed for solar energy power dc supply system,and dc street lamps system ect Total rated charge current 20ATotal rated load current 10A-20ASystem voltage 12V 24V/12V AUTOOverload, short circuit protection 1.25 times the rated current for 60 seconds, ...