3M  Versaflo PAPR Assembly with high durability belt and high capacity battery offers great protection from particulates and certain nuisance odors. Assembly contains TR-302N PAPR unit, TR-370 filter cover, TR-326 belt, TR-332 battery, TR-341N battery charger kit, TR-3710N HE filter, TR-362 spark arrester and TR-3600 pre-filter. It is used for automotive, food and beverage industries, manufacturing, transportation and more.