Description Replacement battery charger for the upgraded Lithium-Ion battery to suit 3M™ Adflo™ powered air respirator (black cover). Charges the standard Adflo™ lithium-ion battery in 4.5 hours Charges the heavy duty lithium-ion Adflo battery in 5.5 hours Only suitable for use with the new 3M™ Speedglas™ Lithium-Ion standard battery and Lithium-Ion heavy duty battery (grey battery).
