Wind Turbine Charge Controller Waterproof MPPT Wind Generator Controller Regulator 48V 300W‑800W Item Type: Wind Turbine Charge Controller Material: Aluminium alloy Charging Mode: Equal Charge Protection Level: IP67 Protection Function: Battery and temperature protection Static Current: 15ma Fan Input Power: 300W-800W Applicable Battery: Colloid Protection Mode: Overcharge protection, reverse connection protection, short circuit protection, high temperature protection, overload, lightning protection, fan current limit, automatic brake Display Mode: LED indication Exit Overcharge Protection: 57.4V (48V battery) Working Ambient Temperature: -35℃-70℃ LED indicator status Indication content Status Function Green Fan charging indication Always off Fan not connected or no air condition Always on Fan charging status Red Wind turbine brake indication Always off Controller in normal operation Always on Battery over voltage or over temperature protection