3M Versaflo Powered Air Purifying Respirator PAPR AssemblyTR-617N/37342(AAD)General Information Brand Versaflo Battery Type High Capacity Lithium Ion Rechargeable Breathing Tube Type Front Mounted Combination Hazard Type Silica Headgear Type No Headgear Included Mounting Type Belt mounted Product Series TR 600 Product Type PAPR Assembly Protection Type Particulate Country Of Origin United States Lead Time 2 days California Residents Proposition 65 Warning Dimensions and Specifications Size Standard Other Details Battery Life