On a 24.1 the slide is just a couch. There are two outlets below the overhead cabinets (one on each end of the couch) and a 12V light fixture in the middle.
There is also an outlet on the "bathroom side" wall that is exposed when the slide is out. Outlets indicated by the light blue arrows below:
Note that this is an early pic of our coach before I did some mods:
Our Axis now has a dozen places to charge your phone (4 on the front dash, 4 on the bottom of that cabinet over the slide + 2 more on the recliners and 2 more below the far rear cabinet in the bedroom). All are 12V powered and thus do not require generator or being plugged in.
Ah here is a pic of one of them in the slide (and the mail center installed):