1?��Imported Intelligent Control Chips: The front and rear dual control chips and driver chips adopt intelligent control chips, which have better anti interference ability, more stable and durable performance, and more stable and accurate parameters. 2?��Imported IGBT MOS Tube: The 300W pure sine wave power inverter adopts the IGBT MOS tube, which has guaranteed quality, stronger performance and stronger impact resistance. 3?��Heat Dissipation: In terms of heat dissipation, independent aluminum alloy radiator has better heat dissipation effect, so as to achieve higher conversion efficiency. 4?��Transformer Coil: The transformer coil is wound with pure copper tape with higher conversion efficiency, and is tested and controlled according to strict quality requirements. 5?��USB Charging: The USB charging function of the device has a built in fast charging protocol chip to improve the charging speed, and also has a built?in output overvoltage protection circuit to protect our charging device. 6?��Cooling Fan: The cooling fan adopts double ball high?speed fan with faster cooling speed and longer service life.