50 Amp Solar Power Controller charger With Automatic Temperature Compensation

2 USB Port 50A Solar Power Controller With High Quality For Solar Power System Specification : Model ST6-50 Rated voltage 12V / 24V Automatic voltage recognition Max charge current 50A Max discharge current 50A Full charge cut 16.5V / 33V Low voltage cut 11V / 22V Low voltage restore 12.6V / 25.2V Temperature compensation -3mv/℃/cell Static current ≤45mA Voltage drop