The GWD0953 Wi-Fi communication interface module is to be coupled on the right side of the ReStart RD PRO 2P and ReStart RM PRO 2P devices. Through the dedicated APP, the Wi-Fi module allows you to monitor the status of the electrical system anywhere and at any time. It is possible to control the measurement of the electrical energy produced and consumed, the active and reactive power, the current and the voltage of the system.