VEVOR CO2 Laser Power Supply, 80W, Power Supply for 80W Laser Tube, Constant Current Protection, Open Circuit Protection, Fast Heat Dissipation, Compatible for Multi-brand Laser Engravers & CuttersProduct Features Compatible with 80W Laser Tube The laser power supply specially made for laser engraving machine is perfectly compatible with different brands of 80W laser tubes, the ports are clearly marked with corresponding labels, you can easily complete the connection according to the guidelines. Fast heat dissipation The laser power supply is equipped with a built in high performance cooling fan, which can sustainably maintain the stable