BREATHE CLEANER SAFER AIR: The AirTamer A315W’s Electrostatic Purification radiates a 3-foot orbit of safer air in any direction, creating a sphere of protection against airborne pollutants Proven Performance You can trust AirTamer’s cleaning power because we verify our industry leading performance at independent, internationally renowned test laboratories. RECHARGEABLE: Replacing batteries becomes a thing of the past with the AirTamer A315W; This portable personal purifier delivers over 50 hours of run time on one single charge ensuring your protection against airborne pollutants ; GREAT FOR TRAVEL: The AirTamer A315W is the perfect travel accessory for those who love to explore without exposure to unsanitary air; The A315W's SMALL POWERFUL design includes a built-in pocket clip and patented conductive REPLACEABLE lanyard which is adjustable and features a break-away connector for extra safety; Wear it around your neck or clip it on your jacket and have a sphere of breathable clean air anywhere you go SPECIFICATIONS: Power Boost Technology provides 9 times more cleaning power; the AirTamer A315W is proven to filter more pollutants than any of its closest competitors; Silent in operation, no noisy fans or motors; No filters to change; USB charging cable, lanyard, and travel case are included PATENTED REPLACEABLE FRONT COVER allows you to replace the ion emitter to maintain optimal cleaning performance. Breathe cleaner, healthier air everywhere you go with AirTamer's ADVANCED Patented Ionic Technology emits a constant stream of millions of healthy negative ions that force airborne pollutants away from your personal space giving you zone of cleaner, healthier air to breathe. Wear AirTamer while traveling, in public places or in other poor air quality locations.