2 layers58 × 30 mm

Bycicle speedometer v2
clovisf/bycicle-speedometer-v2
A bycicle speedometer with ESP8266 and reed sensor
23 parts1
KiCad boards from 1 GitHub repository tagged “speedometer”, the most starred first; open any of them in PCBKit.

clovisf/bycicle-speedometer-v2
A bycicle speedometer with ESP8266 and reed sensor