With the handy travel immersion heaters made of high-quality stainless steel, you can quickly heat small amounts of water while traveling, at the office, or at home. Whether in a cup, a heat-resistant glass, or a teapot, the required amount of water can be heated quickly and energy-efficiently directly in the container. The device is made of high-quality, food-safe stainless steel, making it free from allergy-inducing metals like nickel. For safety during use, it features a heat-insulated handle with a spacer and an integrated overheating protection. The device comes in a beautiful zippered case (colors assorted), making it an excellent gift item as well.