USB-C, USB 3 (Gen 2x2)
From Amazon
PNY CS2260 EliteX-PRO USB 3.2 Gen 2x2 External Portable SSD 500GB, Up to 1,500 MB/s Read Speed and 900 MB/s Writing Speed
Memory C
PNY X-PRO 500 GB Black
Conrad Electronic
PNY EliteX-PRO 500 GB External SSD hard drive USB-C® USB 3.2 (Gen 2x2) Black PSD0CS2260-500-RB