VIGI Intelligent Solar Power Supply System Spec：60W/18V_690*516*30mm Solar Panel; 20Ah/3*12VDC Output Battery, More than 500 cycles; Charging Condition:-20℃~45℃ (With intelligent auxiliary heat); Discharging Condition: -30℃~60℃ (With intelligent auxiliary heat); 1*10/100Mbps RJ45 Function: Load Control\Battery Overtemperature Protection\Battery level display\Generation power display\Load power display\Generation power and Load power Statistics...