i have a 5x5x9 walk in closet going by the info posted on this site that leaves me with 40watts per square foor hardly over kill i wouldnt think

would a 7000 btu cooler fix my problem and how much power consumtion will that equate to

my total consumtion for my grow as of now for a 2 bd 2 bath 1100 sqft apartment is 25440 watts per day 25.44 kwts $1.52 daily cost of electric leaving an increas of $45.79 in a 30 day period running an ac 13 hrs a day i dont know what the btu conversion is if that is even what i am looking for any help thanks