Clement Clarke Airmed Travel-Air Child Nebuliser Year Pac This nebuliser year pack contains enough consumables to last the average nebuliser user with all the replacement consumables for a yearly period. 4 x Facemasks 4 x Nebuliser chambers 4 x Drivelines 1 x Mouthpiece 4 x Inlet filters 1 x Outlet filter Power: 12VDC from AC adapter or battery pack Current Approx: 1.67A MMAD: 4 um Sound Level Approx: 60 dBA Medication bowl capacity: 5ml (cc) Average Nebulisation Rate: 0.2ml/min Compressor Pressure Range: 30 to 36 Psi (210 to 250 kPa / 2.1 to 2.5 bar) Operating Pressure Range: 8 to 10 Psi (50 to 70 kPa / 0.5 to 0.7 bar) Litre Flow Range: 5.0 ~ 6.7 L/m Operating Temperature Range: 10°C to 40°C (50° to 104°F) Operating Humidity Range: 10 to 90% RH Storage Temperature Range: -25°C to 70°C (-13° to 158°F) Storage Humidity Range: 10 to 90% RH Dimension: 106 mm x 66 mm x 128 mm (without battery pack) 106 mm x 66 mm x 166 mm (with battery pack) Weight: 395 g / 0.87 Lbs (without battery pack) 712 g / 1.57 Lbs (with battery pack) Battery type: NiMH Battery capacity: 1600 mAH Battery using time: Min. 45 minutes AC Adaptor Model: UE 24WCP 120m-120167 SPA