Sunnyvalleytek via Amazon offers the Sable 20" Queen Air Mattress with Electric Pump and Repair Kit in Grey for $115.99. Coupon code "SLF9DHUQ" drops that to $69.59. With free shipping, that's $46 off list and the lowest price we could find. It features a 20" height, 661-lb. weight capacity, and integrated pump that fully inflates the mattress in five minutes.