For 2026, a 115V plug-in mini split with a SEER2 rating around 20 makes sense...

https://www.hotel-bookmarkings.win/in-2026-an-easy-to-install-mini-split-with-a-115v-plug-is-ideal-if-you-want-to

For 2026, a 115V plug-in mini split with a SEER2 rating around 20 makes sense for most homes. It’s easy to install yourself without rewiring, fits standard outlets, and still delivers efficient cooling and heating