2 layers39.4 × 34.5 mmDht22-atmega328hggh/atmega-dht22-oledAtmega328 with DHT22 + oLED Display with USB connector for power18 partsGPL-3.0
2 layers23.5 × 50 mmWindow contact sensor pcbhggh/window-handle-sensorwindow handle contact sensor11 parts6GPL-3.0