John Bunn Neb-U-Lite EV Nebulizers Each compressor nebulizer weighs only 3.6 pounds. John Bunn's Neb-U-Lite nebulisers have a small footprint and reliable piston-driven compressors. * 5 year limited warranty * Designed to meet the requirements of HCPCS Code E0570. Each of the 12 units of the John Bunn Neb-u-Lite EV Nebulizer comes complete with 1 reusable nebulizer for single patient use only , 1 mouthpiece, 1 adapter, 1 PVC tubing, 3 spare filters*Boiling nebulizer components is not recommended. Neb-U-Lite EV Nebulizer Technical Specifications Method of nebulization Oil-less piston compressor Operating voltage 120V 60Hz Class Class II Current 1.2A Compressor flow range in liters/min 0-10 liters / min Compressor pressure range in psi 0 40 psi Particle size range in microns 0.5 5 microns Disposable nebulizer capacity in ml 8 ml Sound level in dBA if available This item ships from a separate warehouse and may require extra time for delivery.