This box shows the time (NTP sync) and a few data feeds of my home monitoring system. It uses a 32×16 LED matrix driven by an Arduino Nano, and ESP8266 Wifi module (NodeMCU v1). I put it in a laser
IoT clock with LED matrix (Arduino & ESP8266)

This box shows the time (NTP sync) and a few data feeds of my home monitoring system. It uses a 32×16 LED matrix driven by an Arduino Nano, and ESP8266 Wifi module (NodeMCU v1). I put it in a laser