Specification: Item Type: Solar Micro Inverter Material: aluminium alloy. Inverter Box Size: Approx. 13 x 7.5 x 3.8 cm/5.1 x 3.0 x 1.5 inches. Output voltage waveform: sine wave Photovoltaic (DC) output: Input connector quantity: 1 set MPPT Voltage Range: 24-40V Operating Voltage Range: 18-50V Maximum input voltage: 50V Starting Voltage: 18V Maximum input power: 260W Maximum input current: 10.4A AC Output: Single phase network type: 230 V Rated Output Power: 250W Maximum output power: 260W Nominal alternating current: 230V: 1.08A Nominal AC voltage: 230V AC Output Voltage Range: 230V AC: 180V to 280V Rated AC Frequency: 50/60Hz Output frequency range: 50 Hz: 47.5 - 52.5 Hz/60 Hz: 57.5 - 62.5 Hz Output power factor: > 0.99 Efficiency: Highest conversion efficiency: 92.5% CEC weighted efficiency: 230 VAC: 91.5% MPPT: Follow-up efficiency: 99.9% Night loss: <700mW Temperature range: -40°C to 65°C (ambient temperature), -40°C to +85°C (storage temperature) Waterproof category: IP55 Communication: None Protection mode: island protection, voltage protection, frequency protection, temperature protection, current protection, etc. Full Grounding The Pe end of the AC cable is the grounding wire of the device, and there is no other grounding port. Package List: 1 x Solar Micro Inverter 1 x User Manual 1 x AC cable.