Airostar is a compact and practical portable ULV nebulizer with battery for the application of concentrated liquids or ready-to-use ones in domestic, civil and industrial environments. The solid body, the 24 V battery and the practical 2.5-liter tank allow an autonomy of 1 hour. The low weight (3.7kg) and low sound emissions (<75dB) allow a practical use. Airostar is equipped with an extension of 50 cm to direct the jet even in hard-to-reach spaces and a comfortable padded shoulder strap. It can be used for disinfestation, disinfection and perfuming treatments. It is an ideal device for pests control in environments without electrical plugs such as silos, cold rooms, buses, aircraft cabins, ambulances, cleanrooms etc.