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 kit includes: M-307 Respiratory Hard Hat Assembly, TR-302N+ PAPR Unit, TR-326 High Durability Belt, TR-341N Battery Charger, TR-3712N Filter, TR-362 Spark Arrestor, TR-3600 Pre-Filter, TR-332 High Capacity Battery, BT-30 Length Adjusting Breathing Tube, TR-971 Airflow Indicator.

3M 33780, 641WY 1/4" X 24", 400 Mesh Diamond Cloth Belt, 7010534915
3M 07148, Dual Airline Back-Mounted Breathing Tube SA-2500/07148(AAD), 7000002006, 1 EA/Case 
