Features: 1Pure Sine Wave Inverter: Uses pure sine wave inverter technology to provide 300W of power ensuring current output without harmonic interference effectively guaranteeing stable power quality. 2Flexible Composition for Different Scale 3 Phase Power Systems: The GMI photovoltaic micro grid tied inverter is designed with flexibility allowing multiple units to be grid tied to meet the demands of various 3 phase power system scales. 3Voltage Protection: The photovoltaic micro grid tied inverter features voltage protection capability monitoring and adjusting the output voltage in realtime to ensure stable voltage output and protect electrical equipment and grid safety. 4Current Protection: The photovoltaic micro grid tied inverter includes current protection functionality monitoring and adjusting the output current in realtime to prevent equipment damage caused by excessive or insufficient current ensuring stable system operation. 5Temperature and Islanding Protection: Built in temperature sensor monitoring the operational temperature and automatically reducing power output or shutting down when the temperature exceeds the limit effectively protecting the inverter. Additionally it's equipped with islanding protection automatically disconnecting from the grid in the event of grid failure or power outage avoiding islanding effects and enhancing safety. Specification: Item Type: Cordless Power InverterMaterial: Aluminium AlloyWeight: Approx. 554g / 19.5ozPower: 300W Package List: 1 x Cordless Power Inverter1 x Cable1 x Instructions