You can send any datatype. Multiple values can be sent,
but there are some limitations (see link below)
------Timestamps------
0:00 Intro
0:15 Client-side script
0:26 Server-side script
0:36 Test
0:46 How it works
1:14 Outro
-------------Links---------------
Argument limitations (https://create.roblox.com/docs/script...)
More info on RemoteEvents (https://create.roblox.com/docs/refere...)
By Bandicam Screen Recorder (https://www.bandicam.com)