Solar Charge Controller with Dual USB Ports PWM 12V 24V Automatic Adaptation Solar Panel Regulator for Off Grid Systems 80A Item Type: Solar Charge Controller Material: ABS Weight: Approx. 185.00g / 6.53oz Color: Orange System Voltage: 12V 24V automatic adaptation USB Output: 2 way USB output, 5V 2.5A (maximum) Standby Current: <10mA 12V: Maximum PV Voltage: Maximum 23V for 12V battery Boost Charging Voltage: 14.4V Float Charging Voltage: 13.7V (default, adjustable) Discharge Stop Voltage: 10.7V (default, adjustable) Discharge Recovery Voltage: 12.6V (default, adjustable) Charging Recovery Voltage: 13V 24V: Maximum PV Voltage: Maximum 46V for 24V battery Boost Charging Voltage: 28.8V Float Charging Voltage: 27.4V (default, adjustable) Discharge Stop Voltage: 21.4V (default, adjustable) Discharge Recovery Voltage: 25.2V (default, adjustable) Charging Recovery Voltage: 26V