Toshiba 13,500 BTU ASHRAE (10,000 BTU DOE) 115-Volt WiFi Portable Air Conditioner with Dehumidifier and Remote (Factory Refurbished) -$314.99 at Walmart
This comes with a 1-year Manufacturer’s Warranty and the option to add Walmart’s Protection Plan (Extended Warranty).
For comparison, currently $549.00 for a brand new unit at HomeDepot