Note: This item is Empty board heat sink and PCB need to keep a certain spaceCooperate with EGS031 three-phase pure sine wave inverter drive plate, can be used for EG8030 three-phase pure sine wave inverter control chip testingThe plate is empty board and not contains any components, heat sink, drive plate, transformerType: DC/AC Inverterscolor:BlueMaterial:PC+MetalPackage Contents:1 x EGP3000W three-phase inverter PCB Empty board for DIYOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.