12t is a very good for use ots better for small room and use a very good. Its a very silent cooler. And its prise is so good campare to other brands, symphony is a most famous brand for the air coolers , and its very silent not like cooler its like air conditioners. Good for use in small room this is very cheap prise cooler its a two models one is 12 t abd second is 22i both coolers are very good for use is small room bed room its very cold, its suficiant for 1000. Sqare ft. And its service is very good.