How to boot the rootfs from external drive: https://www.jetsonhacks.com/2019/04/25/jetson-nano-run-on-usb-drive/
Key Features: š £: For use with: Jetson Nano š £: Operating System: All operating systems š £: Ideal storage solution for Jetson Nano - mSATA SSD Shield š £: Supports up to 2TB mSATA solid-state drive (SSD) š £: Integrated USB 3.1 Gen1 to SATA 6Gb/s bridge controller š £: USB3.1 Gen1 connectivity offers plug-and-play functionality on your Jetson Nano š £: With SSD LED blue indicator š £: On-board DC jack allows external power supply for high capacity SSD š £: PCB Size 100mm x 80mm
Power Supply Requirement š £: Power supply via DC jack : 5VDC ±5%.
I/O PORTS š £: USB Type-A socket x 1 š £: DC Jack 5.5x2.1mm x 1 š £: 26Pin SATA socket x 1
Packing List Only T130 Board ] 1x T130 mSATA SSD Shield 1x USB 3.1 Jumper 4x Spacer F/F M2.5 x 12mm 10x Screw M2.5 x5mm