swamp cooler fan, works good, add water to the plastic pan in the lower back, turn to desired fan speed, enjoy. mellow yellow- popular color. excellent piece of equipment. as a fan in your bedroom window// in the garage// 3 speeds fan and 3 speeds swamp. great for the fall or spring or those extra warm afternoons where you just wanna sit outside but still be cooled off. this unit will not do magic tricks- such as cooling off an entire large open outside patio.(except maybe in the winter). prefer no e-mails//no texts// phone message anytime (best is noon to midnight)or just call 8pm up till 11:59 pm. (480) nine five five-10 99.