Upgraded super light Lithium-Ion heavy duty battery (part number 837631) for the 3M Adflo welding respirator system.

Features: 

Upgraded Lithium-Ion Adflo battery is 40% lighter than the original nickel metal battery
New Rapid Charge feature which charges to 80% capacity in approximately an hour (full charge in 5.5 hours)
Approximately 12 hours running time at 170 litres per minute (run time assumes no gas filters or odour filters and with a clean pre-filter and particle filter)
To be used in conjunction with the new Adflo™ charger (part number 833111)
For use with your Adflo system and 3M Speedglas welding helmet or 3M Versaflo M-Series face shield.