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.

Dynabrade 57113 Rotor/Vane Set
3M 17588, Repulpable Double Coated Tape R3227, Blue, 24 mm x 55 m, 3.5 mil, 36rolls per case, 7100028055
3M 07266, Scotch Strapping Tape 8950-RD-6GC, 1.88 in x 30 yd (48 mm x 27.4 m), 7100269781
Dynabrade 54972 Vane Set (5pk)
3M 17083, Versaflo Hood with Integrated Head Suspension, S-433L-5, Medium/Large, 7000029981, 5 EA/Case 
