3M Full Face Respirator with Powered Air M/L

I have size M or L This 3M full face respirator comes with a powered air-purifying respirator (PAPR) system. It includes two rechargeable battery packs, model BP-171S, and associated charging adapters. Great for tasks requiring respiratory protection in contaminated environments Powerflow face mounted powered air purifying respirators PAPR Assembly w/ médium facepiece Uses a single high for protección against dust Complete assembly includes: Facepiece w/DIN connection, motor blower, battery pack, flow meter filter