Physical itch relief The insect bite healer helps combat itching and swelling after insect bites by using heat to accelerate the healing process, providing insect bite relief from mosquitos, wasps, bugs, and bees Safe Physical Anti-Itch Insect Sting and Bite Relief has a built-in microchip that provides soothing heat to the tip, quickly neutralizing the heat toxicity of insects such as mosquitoes, bees, fire ants, and many jellyfish. There is no ointment, non-toxic. Gentle to skin, won't burn your skin by being too hot. Friendly to pregnant women and children How to use electronic itch stopper Immediately after the bite, place the metal tip of the bite helper directly on the affected area. Press the "ON" button once. The red ring indicator will light up and the user should feel a slight vibration and a gradual heating sensation . The time should not exceed 45 seconds. Easy to carry Mosquito Bite Relief is compact and lightweight, designed for travel, especially in summer, and is the perfect travel and camping tool. Warning Use 2AA size 15 volt btie, Battery not included. Avoid contact with eyes, mucous membranes, sensitive, injured skin, do not use on wet skin, suitable for children over 4 years old.