| No display, no real clock-hands only a tone to tell you the time
Alle Artikel getaggt mit Clock und Arduino (3)
![RGBdigit clock [160100]](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_340,c_fit/https%3A%2F%2Fwww.elektormagazine.de%2Fassets%2Fupload%2Fimages%2F12%2F20170508102427_160100-71A-web.jpg)
| A very colourful clock, synchronised via Wi-Fi, With an optional BME280 eBoB sensor board it will also display temperature, humidity and air...
| This supercool gadget writes the time into a layer of sand. After an adjustable time the sand is flattened out and everything begins all ove...