The Arduino MKR MEM shield will allow you to add more flash memory and storage. It provides 2 megabytes of flash memory. It also includes a slot for adding a microSD card to store several gigabytes of storage. This can allow you to store data for later analysis. Features Interface: SPI Micro Sd Card Slot: 1 Micro SD Card: Not Included SPI Flash Memory: 2 MB Circuit Operating Voltage: 3.3 V Compatibility: MKR
