Portable Air Compressor (Oil-Less) AS09 Features: 1) Portable and lightweight. 2) Membrane compressor 3) Low noise. Product name: Portable air compressor Type: AS09 ... and sterilizing. It can be also used for providing air source for medical, environment protect, breed aquatics Industrial ... Features:1. Oil less, membrane type, low noise, no air polluted.2. Big membrane produce air, high air flow.3. The ...