Quantity   Component name
1 × TTGO ESP32 PICO
1 × ublox CAM-m8c GNSS receiver
1 × TI RF430CL330H dynamic NFC Transponder
1 × BMA400 3-axis accelerometer
1 × Molex 13.56 NFC antenna
1 × MCP73831 single cell Li-Po charger
1 × CH340 USB to Serial