Specification: Item Type:Solar Micro Inverter Material: aluminium alloy. Inverter Box Size: Approx. 13 x 7.7 x 3.7 cm / 5.1 x 3.0 x 1.5 inches. Output voltage waveform: sine wave Photovoltaic output (DC): Input ports quantity: 1 set Mppt voltage range: 24 V to 40 V. Operating voltage range: 18V to 50V Maximum input voltage: 50 V. Starting voltage: 18 V. Maximum input power: 350 W Maximum input current: 14 A. AC Output(AC): Single-phase power type: 230 V. Rated output power: 320 W Maximum output power: 350 W Nominal AC current: 230 V: 1.39 A. Nominal AC voltage: 230 V AC voltage. Output voltage range: 230 V AC: 180 V to 280 V. AC rated frequency: 50/60Hz Output frequency range: 50Hz: 47.5 to 52.5Hz/60Hz: 57.5 to 62.5Hz Output power factor: >0.99 Efficiency: The highest conversion efficiency: 92.5% CEC Weighted Efficiency: 230V AC: 91.5% MPPT: Tracking efficiency: 99.9% Night loss: <700 mW. Temperature range: -40°C to 65°C (ambient temperature)/-40°C to +85°C (storage temperature). Waterproof rating: IP55. Communication: None Protection mode: island protection, voltage protection, frequency protection, temperature protection, current protection, etc. Comprehensive Grounding The PE end of the AC cable is the grounding wire of the device, and there is no other ground connection. Package list: 1 x solar micro inverter. 1 x user manual (English language not guaranteed). 1 x AC cable.