The Pro-Line Series is Jiffy Steamer's most powerful model and is designed for commercial use. Department stores, restaurants and many other businesses around the world rely on the efficiency of the J-4000 as an integral part of their operations. Steam is the gentler alternative to ironing and is great for removing wrinkles from clothing, tablecloths, bedspreads and delicate materials. With a Jiffy Steamer, there is no need for a temperature setting like on an iron.