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-301N+ is a replacement blower for all TR-300N+ assemblies and kits.

3M 02241, Household Cleanser Odor Respirator, 8246H1-C, 7100159225
Dynabrade 11005 Dynafile Belt Housing Guard
3M 94933, Paint Sanding Valved Respirator 8511P2-DC-PS, 7100117556, 2 EA/Pack
Dynabrade 54705 Rotor/Vane Set
Dynabrade 15101 Tension Arm (for Mini Dynafile II)
Dynabrade 52474 Vane Set (4pk)
Dynabrade 54972 Vane Set (5pk)
Dynabrade 07109 Vane Set (5pk)
Dynabrade 11518 Rubber Drive Wheel
3M 88229, Scotch Bi-Directional Filament Tape 8959, Clear, 75 mm x 50 m, 5.7 mil, 12 rolls per case, 7000096087
Dynabrade 90549 1/2" W x 44" L 120 Grit A/O DynaCut Belt, 50/pack
3M 54159, Full Facepiece Reusable Respirator 6900 Large, 7000002037, 4 EA/Case
3M™ 72787, Calibration Kit 529-04-48, Large, 7000052154, 1 EA/Case 
