specification colour： white Product Size: 18*3*3 cm Product Weight: 60g Material: ABS Boxes do packing The package includes: 1 * anti-itch pen; Note: Bit away is an electronic do device for external treatment of insect stings and bites (e.g. mosquitoes, wasps, geese, bees). Comfortable massage： Built-in linear motor, vibration massage, itching, fast response, low energy consumption, pleasant massage in the bite area to reduce itching, to effectively promote blood flow and local blood flow in the bite area and accelerate blood flow in the occlusive area. Energy saving without stimulation： The countertop uses MCH ceramic material, which can be heated quickly and evenly and is more energy efficient than ordinary ceramics with the same heating effect. The safe material has a delicate texture and comfortably wraps the skin without irritating it. Principle of operation: The microchip is used do heat accumulation to provide heat, and the infrared pulse technology is used do evenly transfer heat to the skin, so the protein in the mosquito saliva increases itching, and the pulse light barrier increases the mosquito bite numbs and relieves itching. Quickly relieves itching: It simulates the detoxification reaction of the human body after a bite and uses pulsed technology and temperature to quickly metabolize itchy substances in the mosquito saliva. 8S can effectively and quickly relieve itching and largely solve mosquito problem. Easy do carry: The antipruritic device is light and easy do carry. The insect bite neutralizer is small and light. Suitable for family, travel and outdoor. Place it in your backpack, first aid kit, fishing gear, pannier, first aid kit and travel kite, suitable for any trip and camping. Tips: requires 3-4 clicks before heating, press the cap when installing the battery.