Two types of alarms – one audible and one visual – alert user to either a low battery or low flow, such a when a particle filter is fully loaded. LED lights on the battery indicate its charge status on and off the charger.
The 3M Versaflo TR-307N+ PAPR assembly includes a TR-302N+ PAPR unit, TR-371+ filter cover, TR-327 easy clean belt, TR-332 battery, TR-341N battery charger kit, TR-3712N HE filter and a TR-3600 Pre-Filter.

Dynabrade 94821 - 3/8" ID, 10' Long Air Hose Assembly, Female/ Male Fitting Ends Included
Dynabrade 94863 5' Max Flow Air Hose Assembly w/ Male/ Female End Fittings, 5/16" I.D.
Dynabrade 94865 Air Hose 3/8" (10 mm) I.D. x 15 mm (O.D.)
Dynabrade 53533 Cone or Plug Grinder (Triple Extension)
3M™ 07011, Supplied Air Respirator Hose W-9435-50/07011(AAD), 7000005373, 1 EA/Case
3M 71361, 641WY 1/4" X 24", 1200 Mesh Diamond Cloth Belt, 7010534916
Dynabrade 64404 36" W x 60" L (914 mm W x 1,524 mm L) Metal Capture Downdraft Table, 230 V (AC), Side Exhaust
3M 49711, Particulate Respirator 8210V, N95, 7000002462, 80 EA/Case 
