2 layers

Bmx-18650
arcadien/tinySensor
Firmware and generic board for low-power environment sensors
30 parts2MIT
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.

arcadien/tinySensor
Firmware and generic board for low-power environment sensors

arcadien/tinySensor
Firmware and generic board for low-power environment sensors