12V/24V Auto PWM Solar Charge Controller with LCD Display 20A Lead-Acid Battery Intelligent Charge Regulator with 5V Dual USB Output

Specification: Item Type: Solar Charge Controller Model: CMTD-A2420 Maximum Charging Current: 20A Maximum Discharge Current: 20A Maximum Solar Panel Input Voltage: ?40V System Voltage: 12V / 24V auto (can be connected to 12.8V 4S LiFePO battery) Stop Charging Voltage: 14.7V / 29.4V Undervoltage Recovery Voltage: 12.2V / 24.4V Undervoltage Protection Voltage: 10.5V / 21.0V USB Output Voltage / Current: 5V / 500mA No-Load Loss: ?10mA Temperature Compensation: -3mV / cel1 / ? Working Temperature: -20 ? ~ 60 ? Package List: 1 x Solar Charge Controller 1 x Manual