Quantity   Component name
1 × GDE021A1 EPD display 3"
1 × STM32F103 Microprocessors, Microcontrollers, DSPs / Microcontrollers (MCUs)
1 × Laird BTM431 / or connecBlue OEMSPA310 Bluetooth modem
1 × Nokia BL-4C Li-On Battery
1 × MCP73831 Power Management ICs / Power Supply Support
1 × LD59015C33R Power Management ICs / Linear Voltage Regulators and LDOs
1 × Micro-USB socket
1 × USB6B ESD and TVS Suppressors / ESD and Transient Voltage Suppression (TVS) Diodes and Arrays