This is the Rainbow E2 Black Complete System by Rexair. It is certified Asthma & Allergy Friendly. It uses water to eliminate dust and dander without blowing it away like traditional vacuums often do. It includes the following accessories: dolly assembly/2.5 quart water pan/attachment caddy/floor tool assembly/upholstery tool assembly/dusting brush assembly/crevice tool/power nozzle/ inflator tool assembly/coil cleaner/ cushion bag/ manual as well as Rainbow brand aroma oils. Retail price on this unit is $1496; this has never been used and has been stored in a climate controlled garage since it's purchase. Asking price is $800 or best offer.