iMars WIFI200/GPRS200 is an external wireless / cable communication module connected to the photovoltaic inverter through the RS485 interface, which is used to monitor the running state and historical data of the inverter. It is easy for users to view data in terminal display devices or monitoring interfaces (iMars PhoneExpert of smartphone or iMars InfoExpert of Internet monitoring platform). Whether it's a rooftop power generation system for family users or an outdoor power station, you can monitor it in real time.