AirTamer A302 Travel Air Purifier: * State-of-the-art electrostatic purification creates a three-foot sphere of cleaner, healthier air around your head * Cleans the air of atomic sized pollutants * Ultra compact * Discreet and versatile design * No filters to replace or clean * Travel case included * Extremely energy efficient * On indicator light * Adjustable length breakaway lanyard for extra convenience and safety