Flash memory, flash memory card, flash memory card reader, nvram battery

 FM25V02A Series 256-Kbit (32K × 8) 3.6 V SMT Serial (SPI) F-RAM - SOIC-8

https://www.futureelectronics.com/p/semiconductors--memory--RAM--nvram--fram-mram/fm25v02a-gtr-cypress-8055375