[Safe Material] Body of bite healer pen is made of safe ABS material with delicate texture, comfortable and non irritating when it fits the skin, sturdy and durable. [Gentle And Portable] Physical anti itch, mild and comfortable, this bite healer is non allergic, fast anti itch, can be recycled. Compact, can be used anywhere, stylish appearance. [Fast Heating] Top of the sting relief pen is made of MCH ceramic, which heats up quickly and evenly, and is more energy efficient than ordinary ceramic with the same heating effect. [Anti Itch] The bite relief pen can effectively promote circulation in the bite area, thus accelerating the effect of relieving itching and swelling. [Sensitive] Safe and non stimulating, available for adults and children, built in linear motor, quick response time, low power consumption, comfortable massage of the bite area.