2 layers48.3 × 59.2 mm

Xmas board
Cosmin2106/xmas-pcb
Christmas Tree-shaped PCB Driven by ATtiny25V-10SU and Powered by a CR2032
36 parts1Apache-2.0
Boards in 1 GitHub repository, designed in KiCad, that use the KMR421NGLFS by C&K (-40℃~+85℃ 2.5mm 2.8mm 200,000 Cycles 2N 32V 4.6mm 50mA Gull Wing Round Button SPST-NO Surface Mount,Vertical SMD-4P,4.2x2.8mm Tactile Switches ROHS). See how each wires it, with its parts, size, README and files; the KMR421NGLFS’s symbol, footprint and pinout are on its own page.

Cosmin2106/xmas-pcb
Christmas Tree-shaped PCB Driven by ATtiny25V-10SU and Powered by a CR2032