Minipressor™ plus Minipressor™ plus The minipressor™ plus Nebulizer is compact, lightweight and designed for patient convenience. This is an ideal day-to-day portable nebulizer system because it fits your palm. It’s versatile power-supply option for home wall outlets or rechargeable batteries, allowing for aerosol therapy anywhere. Part Number: NB-30400 Portable Compressor Nebulizer Kit Features: Compact & light fits into your palm. Low noise operation. Built in rechargeable battery Come with 2 non-pvc, phthalate free mask. Powered by AC or DC adaptors.