The 500W Dc 12V/24V To Ac 18V 0-220V-380V Power Converter Board For Inverter [Adopt High-end Board] The PCB board adopts military-grade board, wear and corrosion resistant, the size is 8 cm X 7.5 cm. [High Performance] The inverter module has the characteristics of high energy efficiency, low power consumption, energy conservation and durability. [Multi-function] This inverter board can be used as front-stage boost inverter circuit of pure sine wave, trimming sine wave, single-silicon machine and four-silicon machine. [Suitable for Electronic Enthusiasts DIY Production] This product can be used for electronic enthusiasts DIY production, maintenance replacement. [Wide Compatibility] The inverter board is a good helper for field and night market vendors, traffic, and family power failure emergency.