Small archive for the Xiaomi Poco X2, roughly 372 KB in size. The name gives no further detail about the contents, so it could hold a schematic, block diagram, layout or a service note. Extract the rar and check the files before relying on them. For repair work on this phone, documents like these help locate components, trace charging and power lines, and identify test points. Confirm the model on the phone itself, because the Poco X2 shares a design with some Redmi K30 variants.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @SMART_PHONE_SCHEMATICS. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.