top | item 37090836 Show HN: A DIY airgapped, e-ink TOTP device 12 points| karmanyaahm | 2 years ago |karmanyaah.malhotra.cc 2 comments order hn newest wkat4242|2 years ago Interesting. I wonder what the battery life is though on that single CR2032. karmanyaahm|2 years ago With my usage of checking OTPs 3-4 times a week, it lasts for ~3 months.
wkat4242|2 years ago Interesting. I wonder what the battery life is though on that single CR2032. karmanyaahm|2 years ago With my usage of checking OTPs 3-4 times a week, it lasts for ~3 months.
wkat4242|2 years ago
karmanyaahm|2 years ago