Here is some information about this smartphone.
Motorola Edge 20 Lite 5G, Model Number(SKU) is XT2139-1, runs on Android 11(can upgrade to 12 which i did) and i haven’t tried to replace it with any other (custom) OS. Device codename is kyoto (no caps). Lastly i can provide the system tab of
DevCheck app for more details if needed. Hope i helped.
EDIT1: I just got a 1.54GB update and upgraded it to Android 12.