Perfect Pressure Sense & Auto Heat Press Our auto heat press machine greatly reduces the guesswork of pressure. After setting the temperature and time, the heat press 15x15 inches auto-determines the thickness of the item to be pressed, up to 1 inch thick, and control the optimum pressure. Meanwhile, this smart heat press machine for t shirts will auto-release the item after pressing. You don't have to stare at the project, instead use this time to brew a cup of coffee or have fun with pets. Heating Up Quickly & Evenly This heat press machine for t shirts combined with NTC thermistor technology and a dual-tube heating engine, it can heat up quickly in a short time, save your 30% waiting time. And precise control of the temperature at each position of the heating plate is the same, distributes heat evenly, there is enough heating capability for almost any projects.