Product Description: It simulates the human body's detoxification reaction after a bite, using pulse technology and temperature to quickly metabolize the itchy substances in mosquito saliva, one-key anti-itch, safer, more reliable and non-allergic. Built-in linear motor, vibration massage, anti-itch convenience, fast response speed, low power consumption, massage the occlusal area comfortably to reduce itching, effectively promote blood circulation and local blood flow in the occlusal area, and accelerate blood circulation in the occlusal area. The use of microchips to collect heat to provide heat, and evenly transmit the heat to the skin through infrared pulse technology, so that the protein in the mosquito's saliva can cause itching and deterioration, and the pulse photoelectricity can cause the mosquito's skin can numb bites to reduce itching. 8S can effectively relieve itching and relieve itching with one button. The top is made of MCH ceramic material, which can be heated quickly and evenly, and is more energy-saving than traditional ceramics with the same heating effect. The safe material has a fine texture and nestles comfortably against the skin without irritation. Specification: Material: ABS Weight: approx. 43g Battery: Use 2 *AAA batteries (not included) Package Included: 1 * Anti-itch Pen Note: Due to the different monitor and light effect, the actual color may be slightly different from the picture color. Please allow 1-2cm differs due to manual measurement.