Quantity   Component name
1 × ATtiny817-MNRES AVR microcontroller
1 × VG-2864KSWEG01 128x64 OLED Screen
1 × MCUSD16A40S12R0 40kHz Ultrasonic transducer
1 × BC847B Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs
1 × MCP6292-E/SN Amplifier and Linear ICs / Operational Amplifiers
1 × MIC5365-3.3YD5 Power Management ICs / Linear Voltage Regulators and LDOs
1 × NTC thermistor Temperature sensor