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.

Standard Abrasives 831610, Buff and Blend Hook and Loop GP Disc, 5 in A MED, 7000046842
Dynabrade 78571 1-1/2" Dia. x 8-32 Female Center Thread, 60 Grit, A/O, 3-Ply, J-DynaCut Eyelet Star, 50/pack
Dynabrade 90614 3" W x 10-11/16" L 80 Grit A/O DynaCut Belt, 10/pack
Dynabrade 68101 Coolant Filtration System, 230 V (AC), 1 Phase, 50 Hz
Dynabrade 92937 5" Dia. x 3-1/2" W Standard Dynacushion Pneumatic Wheel
Dynabrade 79007 1/4" W x 12" L 60 Grit A/Z DynaCut Belt, 50/pack
3M 92570, Temflex Vinyl Electrical Tape 165, Brown, 3/4 in x 60 ft (19 mm x 18 m), 6 mil, 7100169191
3M 85640, Scotch Shipping Packaging Tape 195, 1.88 in x 22.2 yd (48 mm x 20.3 m), 7100233595
Dynabrade 01243 Housing
Dynabrade 79149 1/2" W x 24" L 80 Grit Ceramic DynaCut Belts, 50/pack
Dynabrade 52433 4" (102 mm) Dia. 7 Degree Offset Cut-Off Wheel Tool, Rear Exhaust, .7 HP, 20,000 RPM, 3/8"-24 Spindle
Dynabrade 90040 5" Dia. Foam, Flat Face Polishing Pad
Dynabrade 92102 3" W x 10-11/16" L 80 Grit A/Z DynaCut Belt, 10/pack
Dynabrade 78167 1-1/4" Dia. x 180 Grit S/C Non-Vacuum PSA DynaCut Disc 25/pack
Dynabrade 78501 1" x 1/2", 8-32 Female Center Thread, 60 Grit, 8-Ply, Dynacut A/O Square Pad, 100/pack
Dynabrade 57571 3-1/2" Dia. Wet Dynorbital Supreme Random Orbital Sander, Deluxe, 3/16" Orbit
Dynabrade Nitro Series NZ1 NitroZip, Eraser Tool 
