Midea Duo 12,000 BTU Portable Air Conditioner (Refurb) $220 at Walmart $220 $530 Price drop! Walmart with Midea has the refurbished Midea Duo Smart 12,000 BTU BTU SACC 3-in-1 Portable Air Conditioner (White, RMP14STW / MAP14AS1TWT-C) for $220 with free shipping. Up to 550 sq. ft. area coverage. $220 retail: $530 (-$20.00) Price Drop See Price History Posted by DrBatman04/20/2026 at 07:05 PM PT