[Shop-talk] Welding auto-darkening helmet

[Mike]

Does this mean when the batteries do wear out after six years you just throw 
everything away?  What a crazy marketing environment we live in!

Mike


> Having said that, there may be some tiny batteries somewhere...  Page
> 7 of this document
> http://manuals.harborfreight.com/manuals/46000-46999/46092.pdf states
> that my helmet has 3V lithium cells for backup, that typically last 6
> years and don't need to be changed.