Quantity   Component name
1 × ESP32 Pico D4
1 × IRLML2502 Discrete Semiconductors / Power Transistors and MOSFETs
1 × ATECC508a Security IC
1 × FPC1020AM or FPC1020AP Fingerprint scanner module
4 × LED Fiber Optics / Emitters
1 × LTC4054 Power Management ICs / Power Supply Support
1 × AP2112 Power Management ICs / Linear Voltage Regulators and LDOs
1 × LP2985 Power Management ICs / Linear Voltage Regulators and LDOs
1 × IRLML6402 Discrete Semiconductors / Power Transistors and MOSFETs