About Lotos Technology Headquartered in Sunnyvale California USA Lotos Technology supplies quality welding and cutting tools to small businesses and Do-It-Yourself (DIY) buyers. Since 2007 our products have gained recognition as a reputable source for affordable industrial and consumer based portable plasma cutters and welders. We are proud of our product quality and after-sale service. We offer quality welding and cutting tools to small businesses and DIY buyers. Our tools help you with your DIY projects to Cut it Weld it Build it to get the job done! Our Technology Lotos Technology employs latest technologies such as IGBT/MOSFET based high frequency inverter technology PWM (Pulse Width Modulation) etc. to deliver a consistent and precise current to the cutting surface. It helps our customers easily achieve smooth clean cuts on a wide range of surfaces and materials (e.g. Stainless Steel Alloy Steel Brass Aluminum and other conductive materials) with less heat and reduced metal distortion. Our machines are capable of delivering rich features for most professional users as well as DIY users.Air filter/regulator with accessories and brackets included