Solar Grid Tie Micro Inverter for Panel 1 Phase 300W DC to AC WiFi Control Item Type: Solar Grid Tie Micro Inverter Material: Aluminum alloy Number of Connectors: 1 Set Output Data(AC): Rated Output Power: 300W Maximum Output Power: 300W Rated Output Frequency: 50Hz Default Output Frequency Range: 50Hz; 48Hz-51Hz Power Factor: >0.99% Total Harmonic Distortion: <5% Efficiency: Peak Efficiency: 95% Standard MTTP Efficiency: 99.5% Night Consumption: <1W Mechanical Data: Operating Temperature Range: -40℃ to +65℃ Storage Temperature Range: -40℃ to +85℃ Waterproof Class: IP65 Other Features: Communication WIFI: WIFI(cloud monitoring) Transformer Design: High frequency transformer, no isolation Integrated Ground: Device grounding is provided by PE in AC cable, no other ground is required Design Compliance: EN IEC61000-3-2: 219 +A1: 2021 EN 61000-3-3: 2013+A1: 2019+A2: 2021 EN IEC55014-2: 2021,EN IEC55014-2: 2021