Germ Guardian(r) Personal Air Purifier (PS-100)

2.27" x 1.23" x 1.8" Breathe fresh air wherever you go-fits easily around your neck Forces away allergens and pollutants by emitting negative ions Wear it anywhere: airplanes, trains, elevators, crowded rooms, offices, etc. Battery life of 60 hours Includes battery and charger 1 year limited warranty