BuyDig via eBay offers the Honeywell 10,000-BTU Portable Air Conditioner with Remote Control for $384.99. Apply coupon code "P20MEMDAY" and check out via PayPal to drop it to $334.99 with free shipping. That's the lowest price we could find by $34, although we saw it for $15 less last June. It features a digital LED display, three speeds, automatic on/off timer, and a washable filter. Deal ends May 29.

Note: This coupon can only be used once per account.