mesamune@lemmy.world to Technology@lemmy.worldEnglish · 26 days agoWhat Happened To Duracell PowerCheck?hackaday.comexternal-linkmessage-square130fedilinkarrow-up1470arrow-down1106
arrow-up1364arrow-down1external-linkWhat Happened To Duracell PowerCheck?hackaday.commesamune@lemmy.world to Technology@lemmy.worldEnglish · 26 days agomessage-square130fedilink
minus-squarelinearchaos@lemmy.worldlinkfedilinkEnglisharrow-up1·24 days agoAncient voltmeter for children
Ancient voltmeter for children