Remember Duracell’s PowerCheck? The idea was that a strip built into the battery would show if the battery was good or not. Sure, you could always get a meter or a dedicated battery tester &#…
  • LainTrain@lemmy.dbzer0.comEnglish
    41·
    6 months ago

    My dad used to just put them on his tongue for a power check. Not entirely sure how that worked. Personally I just use a multimeter.