Removable LCD control module with multiple communications Built-in Bluetooth for mobile monitoring (Android App is available) Supports USB On-the-Go function Reserved communication port for BMS (RS485, CAN-BUS or RS232) Replaceable fan design for ease of maintenance Supply load from Grid or PV, even if battery is not available Configurable AC/PV output usage timer and prioritization Selectable high power charging current Selectable input voltage range for home appliances and personal computers Compatible to Utility Mains or generator input Auto restart while AC is recovering Cold start function