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  "path": "/2026/05/05/lightink-a-solar-powered-esp32-smartwatch/",
  "publishedAt": "2026-05-05T11:00:19.000Z",
  "site": "https://hackaday.com",
  "tags": [
    "Wearable Hacks",
    "eink",
    "ESP32-Pico-D4",
    "smartwatch",
    "solar power",
    "watch",
    "…read more"
  ],
  "textContent": "There’s something about the ESP32 family of microcontrollers and timekeeping. We probably see it in clocks as often as we do anything else; we also probably see more clocks with …read more",
  "title": "LightInk, a Solar Powered ESP32 Smartwatch"
}