... kinds of parameter like products model, PV input voltage,battery voltage,charge current,charge power,work condition,and also ... Power Point TrackingMethod3 stages: fast charge(MPPT),constant voltage,floating chargeSystem TypeDC12V/24V/48VAutomatic recognitionSystem Voltage12V systemDC9V ... /24V/48V systemPlease check the charge voltage according to the battery type form.Floating Charge Voltage12V/24V/ ...