3M™ Versaflo™ Battery TR-830/94243(AAD) is a lithium-ion battery pack for TR-800 series PAPRs. It charges quickly, features a charge level indicator and mechanically attaches (with tool) to the TR-802N PAPR blower motor as required by the most current UL standard (8th edition UL 913) for Intrinsically Safe PAPRs. The TR-830 is a lithium-ion battery pack for TR-800 series PAPRs. It charges quickly, features a charge level indicator and utilizes a mechanical attachment of the battery to the TR-802N PAPR blower motor as required by the most current UL standard (UL 60079, 6th Edition, 2013) for Intrinsically Safe PAPRs. Includes TR-838 Battery Attachment Tool. When equipped with a new Intrinsically Safe Battery (TR-830) and new filter, the TR-800 PAPR assembly has a run time of 6-10 hours depending on system configuration used. PAPR runtime will vary based on battery age, filter loading, filter or cartridge selection, and user selected air flow setting. The battery also can provide approximately 750 full charge/discharge cycle equivalents while maintaining 80% of its original capacity, which is 2X times the cycle life of standard non-IS 3M(TM) Versaflo(TM) batteries TR-630 and TR-632.