2 layers165 × 135 mm

Countdown timer
MartinCowen/countdown-timer-hardware
Child-friendly Countdown Timer: KiCad projects for PCB and Front Panel
111 partsMIT
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

MartinCowen/countdown-timer-hardware
Child-friendly Countdown Timer: KiCad projects for PCB and Front Panel