1、Input and Output: The input is 1PH AC 220V, and the output is 3PH AC 220V 0.1-300Hz, and the carrier frequency can get to 12KHz to your needs.2、Great in Control: The variable frequency drive VFD allows you to freely set the V/F curves, which can also switch among various display status.3、Safe Protections: Has auto torsion increase and auto temperature difference compensation function, short circuit protection and other protections.4、Good for Fitting: Comes with built in RS485 for communication, the variable frequency drive suits perfectly for 0.4KW 3 phase asynchronous motor.5、Quick to Install: Designed to have a light weight and a compact size as well, this motor variable frequency drive is very convenient to install. 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. Sold by-Minnanxin