Solar Micro Inverter 1600W Grid Tie MPPT with WiFi APP Control Waterproof Automatic Identification Item Type: Solar Micro Inverter Material: Aluminum alloy Color: Black Number of Connectors: 4 Groups Output Data(AC): Rated Output Power: 1600W Maximum Output Power: 1600W Power Factor: >0.99% Total Harmonic Distortion: < 5% Efficiency: Peak Efficiency: 95% Nominal MPPT Efficiency: 99.5% Night Power Consumption: <1W Mechanical Data: Operating Ambient Temperature Range: -40℃ to +65℃ Storage Temperature Range: -40℃ to +85℃ AC Bus Cable Maximum Current: 20A Waterproof Class: IP65 Cooling Method: Natural convection, no fan Other Characteristics: Communication Method: WIFI(cloud monitoring) Transformer Design: High frequency transformer, electroplating isolation Integrated Grounding: Device grounding is provided by PE in the AC cable. No additional grounding required