PAPR System Kit Belt-Mounted Mask Size Universal Battery Type Lithium-Ion Intrinsically Safe No Suspension Integrated Window Material Polyethylene Terephthalate Includes Headtop S-433 Hood Assembly TR-614 PAPR Assembly with Breathing Tube TR-6710N HE Filter Filter Cover TR-641 Single Station Battery Charger BT-30 Breathing Tube BT-922 Breathing Tube Cover Cartridges Included HE Filter Headgear Included Yes For Use With TR600 Series Products Standards NIOSH