Feature: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.Specification:Item Type: Variable Frequency DriveMaterial: ABS, PCInput: 1PH AC220VOutput: 3PH AC220VOutput Power: 0.4KWRated Current: 2.1A.Package List:1 xVariable Frequency Drive1 x User Manual