Electronoobs made a new PCB and is presented as a development baord since it has all kind of components together with a microcontroller so we could use it for different examples. But one of those examples is a digital watch since the shape of the PCB is in a watch shape with spaces fro a watch belt.
The board has a lot of components such as a bluetooth module, an OLED display with a resolution of 128x64, charging circuit and protection for a 3.7V lipo battery with USB connector, real time clock chip with i2c communication, a buzzer connected to an analog output, LEDs, push buttons and more.
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