Show HN: A DIY airgapped, e-ink TOTP device (opens in new tab)

(karmanyaah.malhotra.cc)

12 pointskarmanyaahm2y ago2 comments

2 comments

2 comments · 1 top-level

wkat42422y ago· 1 in thread

Interesting. I wonder what the battery life is though on that single CR2032.

With my usage of checking OTPs 3-4 times a week, it lasts for ~3 months.

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