... parameter,time parameter.The Controller is of a series of voice,light warning and protection function include over charge,over discharge,over load ... also provide power supply for the pastoral areas,border,island units,and mobile occasions and so on.PV Controller TypeMUC-E15048MUC-E20048MUC ... ~+60°CUse Altitude≤6000Dimension380×450×650500×600×1100550×600×1200 Solar Charge Controller 20A