HOW IT WORKS - The Bug Bite Tool dissolves insect venom, saliva, and other irritants left under the skin using a quick-warming ceramic hot plate, providing insect bite relief from mosquitos, wasps, and bees CHEMICAL-FREE TREATMENT - The Bug Bite Device works by removing the irritant, which allows the body to stop producing the reaction that causes you to itch and swell FOR ALL SKIN TYPES - Our Insect Bite Healer is suitable for all skin types, including sensitive skin - with 2 different programs to choose from depending on skin type - program 1 for first application and people with sensitive skin (3 seconds) and program 2 for regular use (6 seconds)