1,LED display intuitively indicates voltage, current, running state and other parameters. 2,0- speed adjustment knob for easy control of the motor speed. 3,Built-in high speed cooling fan reduces the internal temperature so as to prevent the inverter from burning out. 4,All round protection function against overvoltage, undervoltage, overcurrent, overload, short circuit, over temperature. 5,Classical layout of control panel, easy to set up various parameters. Features: 0- speed adjustment knob for easy control of the motor speed. Built-in high speed cooling fan reduces the internal temperature so as to prevent the inverter from burning out. All round protection function against overvoltage, undervoltage, overcurrent, overload, short circuit, over temperature. Classical layout of control panel, easy to set up various parameters. Specification: Rated Current : 3.8A Adapted Motor Power: 0.75KW Control Method: V or F closed loop Package List: 1 x Small Inverter Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.