Storage varies: many trestle office desks have open shelves (fixed or open storage), some include drawers or a file drawer, and others have no built-in storage.
Capacities vary by model: desktop/load capacities in the results include about 66 lb up to 150 lb; shelf capacities listed include roughly 11 lb and 30 lb; a drawer capacity of about 20 lb is noted.
Yes—some trestle office desks include an integrated charging station with two standard power outlets, two USB ports, and a 6‑foot power cord.
Warranty coverage varies: the results show at least one 6‑month limited warranty and other listings with a 30‑day limited warranty.
Most listings are targeted at adults (listed as "Adult — 18 years and up"), though some entries show "9 years and up" in the age/suggested user field.