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 53533 Cone or Plug Grinder (Triple Extension)
Dynabrade 14000 Dynafile Abrasive Belt Tool
Dynabrade 51301 .5 hp Straight-Line Die Grinder
3M 05209, Hookit Sanding Block D/F, 70MM x 396MM, 7000028312
3M 69604, Cloth Belt 777F, P120 YF-weight, 1/2 in x 12 in, Film-lok, Single-flex, 7010328597, 200 per case
3M 29822, Sanding Screen, 120 Grit, 20 in x NH, 7100160250
3M 26618, Accuspray Atomizing Head Refill Pack for 3M PPS Series 2.0,Clear, 1.8 mm, 7100141416 (4 Nozzles/Kit)
3M 35825, Hookit Dust Extraction Flexible Sanding Block, 133 mm x 67 mm, 7100260505
3M 13372, Scotch-Brite Star, 3 in A CRS LS, 7000120967
3M 01328, PSA Cloth Disc 348D, P180 X-weight, 3 in x NH, Die 300V, 7000045068
3M 62615, Scotch-Weld Threadlocker TL90, Green, 10 mL Bottle, 7100039234, 10/case
Standard Abrasives 724277, Buff and Blend Circle Buff GP, A/O Very Fine, 2 in x 2 Ply x 8-32, 7010368699
Dynabrade 91430 1/2" W x 12" L 120 Grit A/O DynaCut Belt, 50/pack
Dynabrade 53270 7" (180 mm) Dia. Right-Angle Disc Sander
3M 53914, Performance Plus Duct Tape 8979N Nuclear Red, 48 mm x 54.8 m 12.1 mil, 7000049014, 24/ case
3M™ 72787, Calibration Kit 529-04-48, Large, 7000052154, 1 EA/Case
Air Turbine Tools 310RDM - 1/4" Router Hand Tool Series, 25,000RPM, 33422
3M 01551, Green Corps Stikit Production Disc, 8 in, 36, 7000148230, 50 discs per carton
Dynabrade 13509 Dynastraight Finishing Tool, Rear Exhaust, 6,000 RPM, 5/8" (16 mm) or 1" (25 mm) Dia. Arbor
3M 05048, Cloth Belt 384F, 80+ XF-weight, 1 in x 12 in, Fabri-lok, Full-flex, 7100141432, 200 per case
3M 11414, Roloc Disc 361F, P120 XF-weight, TR, 1 in, Die R100N, 7000045104
3M™ 94275, Versaflo™ Gold Coated Tinted Over-Visor with UV/IR Protection M-967N, 70071696879, 1 EA/Case 
