Quantity   Component name
4 × 386 Microprocessor, some different variants, PGA132
1 × ATtiny461 Microcontroller, SMD SO20
4 × DS18B20 One-wire temperature sensor, SMD SO08
4 × LED, red SMD, 0805
18 × capacitor, 100nF SMD, 0603
4 × resistor, around 100R SMD, 0603
2 × resistor, 68R SMD, 0603
1 × resistor, 1k5 SMD, 0603
1 × resistor, 4k7 SMD, 0603
2 × zener diode, 3V6 SMD
1 × USB connector type B
1 × PCB 8x8 cm^2, double-sided
1 × Wooden case CNC-machined from wooden board