Features COPPER CORE COIL: A sufficient quantity of premium copper core coils with strong resistance, excellent performance, and strong load capacity. EASY TO USE: V F control, vector control, and output torsion control, external LED digital display panel. WIDELY APPLICABLE: Suitable for motors, fans, water pumps, automated machine tools, engraving machines, etc., with small volume, large torsion, and strong functionality. EASY TO INSTALL: With a compact and small size, this inverter can be easily installed for convenient use. PC SHELL: Manufactured with delicate PC shell, flame retardant, and fire resistant, wear resistant, ensures a long service life. Specification: Item Type: Frequency Converter Material: PC Flame Retardant Mode: UX 52 100 90W Input: 1PH 176-264V 50, 60HZ Output: 3PH 0-220V 90W 0.5A Frequency Range: 0.1 to 400Hz Package List:1 x Frequency Inverter 1 x Manual  Package List 1 x Frequency Inverter 1 x Manual