Quantity   Component name
1 × STM32F031 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × AD8551 Precise operational amplifier
1 × ACS711 Hall effect current sensor
1 × LMR14203 Power Management ICs / Switching Regulators and Controllers
1 × OLED display 0.91" 128x32