12V / 24V LCD Display PWM Solar Controller With External Temperature Sensor

12V / 24V Automatic Switch 20A PWM Controller With LCD Display Off - Grid Solar System In off - grid solar system, the battery is charged by the solar energy via the charge controller. The inverter converts the Direct Current ( DC ) of the battery into Alternating Current ( AC ) to supply common AC appliances. Functions: Automatic identification system voltage, 12v / 24v auto recognition.Humanized LCD displasying and duoble button operation of man-machine interface.The load