The 3M  Versaflo PAPR Assembly TR-616N includes motor/blower (TR-602N), high capacity battery (TR-632), length adjusting breathing tube (BT-30), high durability belt (TR-626) and Air low indicator (TR-971). The TR-616N assembly may be combined with 3M Versaflo branded headtops and filters or cartridges to create a complete, compact, light weight, Easy to-use PAPR for protection against certain particulates, vapors and gases. Single and four bay chargers are available to charge the battery. The TR-616N assembly may be the prefered choice of customers working in a rugged environment with Air orne hazards that include particulates and gases or vapors such as fibreglas layup, pesticide manufacturing, agriculture, and demolition.