esphome-clock

Smart clock with sensors built with ESP Home

Schematics and PCB design

TM1637 display (digits, LED) variuos colors.
ESPHome - automatic sync with NTP clock
Sensor for CO2, humidity, temperature - reporting to Home Assistant
Power from Micro USB
Automatic dimming: light-sensitive LDR on the front side, which dims the display according to the ambient lighting, so that it is not too bright at night