Show HN: A Bluetooth Low Energy, ESP32-Based Darkroom and Film Development Timer | Dark Hacker News

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Show HN: A Bluetooth Low Energy, ESP32-Based Darkroom and Film Development Timer | Dark Hacker News

Show HN: A Bluetooth Low Energy, ESP32-Based Darkroom and Film Development Timer(johnjonesfour.com)

5 points by johnjones4 4 years ago | 0 comments

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