High-quality material: The top is made of cerc material and ABS plastic, which heats up quickly and evenly, more energy-ving than the me heating effect, and the practical new texture is fine, comfortable and non-irritatingfe and comfortable: Built-in linear motor, vibration masge, comfortable to relieve itching, fast response, low power consumption, comfortable masge at the bite site, reduce itching, effectively promote blood circulation and local blood circulationat the bite site, and promote blood circulation at the bitten siteWorking principle: use microchip to collect heat to provide heat, use infrared pulse technology to evenly transfer heat to the skin, make the protein in mosquito liva increase itching, and pulse light barrier to increase mosquito bite numbness and relieveitchingQuickly relieve itching: Simulate the detoxification reaction of the human body after being bitten, and use pulse technology and temperature to quickly metabolize itchy substances in mosquito liva8S effectively and quickly relieve itching, and to a large extent solve the problem of mosquitoes. Easy to carry: The itching reliever is light and easy to carry. Insect bite neutralizer is small and lightPerfect for fly, travel and outdoor activities. Fits into backpacks, first aid kits, fishing gear, ddle bags, medicine cabinets and travel kites for every outing and campingTip: It needs to click more than 3-4 times before heating, please press the cover when installing the battery2 AA batteries (not included)Due to different monitors and lighting effects, the actual color may be slightly different from the pictureDue to manual measurement, please allow 1-3cm deviationSize: 17*3*3CMShipping color: whiteQuantity shipped: 1