BN-LINK Indoor Digital Timer Outlet, Dual Outlet 7 Day Programmable Light Switch, 3 Prong Plug in Timers for Electrical Outlets, Lamps, Fans, 8 On/Off Programs, 1 Pack, 15A/1875W, ETL Listed

I've been running these since 2021. They do their job and there are videos showing setup/operation. Only thing is they lose a few minutes a year.

Something like this? https://www.amazon.com/dp/B0DGSMCV7Q/ Edit: Oh, wait you want a timer too.. that seems like an unlikely combination. You're probably going to have to use two separate devices. But you don't need a "smart plug" you could just use a standalone mechanical or even digital plug timer. Like this: https://www.amazon.com/dp/B00MVF16JG/