haxiaoer HXC550D Plasma Cutter 240V, 55 Amp Non-Touch Pilot Arc Plasma Cutter Machine, Large LED Display, 2T/4T and Post Flow, 15mm Maximum Cut, for Beginners DIY 【Non-Touch Pilot Arc Function】The plasma cutter features a high frequency non-touch arc starting mode. It allows for cutting steel surfaces with dirt, rust or coatings. The torch head does not need to touch the metal plate, reducing energy consumption, minimizing electrode burning, and extending service life. NOTE: DO NOT power on until the screen turns off and the fan stops working! 【LED Screen Display】Newly upgraded LED interface, it centrally display parameters such as voltage, and current, makes it easier to adjust and view data without removing your helmet. The 2T/4T automatic cutting function releases your finger, making.