added sub-zero temperature display, tested in the freezer ( des eink version)
![](https://cdn.hackaday.io/images/1761001624225987046.jpg)
A project log for Efekta e-Ink multisensor
Wireless device for measuring temperature, humidity, pressure, light with a e-ink display, with a weather forecast, single battery operated
added sub-zero temperature display, tested in the freezer ( des eink version)
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