hot selling12V/24V 20A Solar charger controller regulator wholesale price100% manufacturer Intelligent control PWM controlC hot selling12V/24V 20A Solar charger controller regulator wholesale price100% manufacturer Characteristics Control circuit ... 10min)13.6V,×2/24V,13.2v,×2/24V,-5mv/°C/cell (Boost charge, Direct charge, Float charge, charge return voltage),12.0V, ×2/24V,11.1V(no ...