Make a Large ESP32 Based TalkTimer for Conferences

The best way to keep lectures timely is to clearly show speakers their remaining time. wouterrusman built this TalkTimer and shared the build over on Instructables:

A friend that is hosting conferences complained it was always a struggle to get the speakers to end their talk in the right time. Waving paper signs with the remaining time didn’t always get noticed. So to the rescue with some 3d printed displays, ws1812 addressable led strips and an esp32

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• Source: https://blog.adafruit.com/2024/04/29/make-a-large-esp32-based-talktimer-for-conferences/