Spec: Item Type: Solar Grid Micro Inverter Material: Aluminum Alloy Input Data (DC, PV): Input Connector Quantity: 4 Set MPPT Voltage Range: 22V-48V Working Voltage Range: 18-60V Maximum Input Voltage: 60V Startup Voltage: 22V Maximum Input Power: 2000W Maximum Input Current: 16A x 4 Output Data (AC): Rated Output Power: 2000W Maximum Output Power: 2000W Rated Output Frequency: 50Hz/60Hz Power Factor: >0.99% Total Harmonic Distortion: THD Peak Efficiency: 95% Standard MTTP Efficiency: 99.5% Night Consumption: Mechanical Data: Working Temperature Range: -40? to +65? Storage Temperature Range: -40? to +85? Water Proof Rating: IP66 Other Functions: Commu WiF: WiF (Cloud Monitoring) Transformer Design: frequency Transformer, Non Isolation Ground Connection: Equipment Grounding Provided by PE in AC Cable, No Other Ground Required Guard Functions: Island Guard, Voltage Guard, Frequency Guard, Temperature Guard, Current Guard, etc. Design Compliance: EN IEC61000-3-2:2019+A1:2021, EN 61000-3-3:2013+A1:2019+A2:2021 How to Use: 1. Install the inverter on the bracket of the photovoltaic panel using the screws provided with the device. 2. Connect the DC output of the photovoltaic panel with plugs to the DC input of the inverter, ensuring proper polarity. Package List: 1 x Inverter 1 x Supply Cord 2 x Screws 2 x Nuts 3 x Washers 1 x Antenna 1 x User Manual 1 x Grounding Screw