VIGI Solar System Controller

VIGI Solar System Controller Spec: Up to 3 x 31.2Ah / 3 x 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.