We have this LG 24000 BTU air conditioner for sale for $150. This is a large unit.
It works well, cooled our entire first floor. We are selling it because we had central A/C installed.
https://www.homedepot.com/p/LG-Electronics-24-500-BTU-230-208-Volt-Window-Air-Conditioner-with-Remote-and-ENERGY-STAR-in-White-LW2516ER/206520592
You will need to transport the unit. It requires two people. Depending on the time we may be able to provide help moving it to your vehicle. Outside mounting bracket included. No remote.