Solar Grid Tie Micro Inverter WiFi Control MPPT DC to AC Water Resistant Solar Inverter Item Type: Solar Grid Tie Micro Inverter AC Output: Rated AC Frequency: 50/60Hz Output Frequency Range: 50Hz: 47.5-52.5Hz. 60Hz: 57.5-62.5Hz. Output Power Factor: > 0.99 Total Harmonic Distortion Rate of Output Current: <5% Maximum Conversion Efficiency: 95% MPPT Tracking Efficiency: 99.90% Night Loss: < 700mW Working Environment Temperature: -40℃ ~ +65℃ Storage Environment Temperature: -40℃ ~ +85℃ Maximum Current of AC Cable: 40A Protecting Level: IP65 Cooling Mode: Free Cooling Communication Method: WIFI wireless communication and cloud monitoring. Isolation Features: High frequency transformer isolation. Comprehensive Grounding: The PE end of the AC cable is the grounding wire of the equipment, and there are no other grounding ports.