This Boneco P50 Air Purifier /Ioniser in Black, is a personal 2-in-1 waterless aroma diffuser and air ionizer. Compact and powered by USB control, this purifier is perfect for personal use at your desk for example or for travel. Easy to carry and use it wherever you may be. Supplied with a large aroma pad to disperse the scent of your chosen essential oil/perfume. The ionizer generates negative ions which help to reduce the particles in the air and can be switched on or off to fit your needs. The Boneco P50 Air Purifier /Ioniser is designed to create a pleasant environment around you. Single button control for easy and intuitive operation. Stable silicon base for use in an upright or laid flat position. Supplied with a specially developed blend of BONECO essential oil which contains 100 % pure natural ingredients. Dimensions: 63 x 63 x 178 mm Operation noise level: 36 – 42 dB(A).