need to ask about exalted orb in steam market

Hello everyone so i need to ask about Exalted orb in steam market

http://steamcommunity.com/market/listings/753/238960-%3Aexalted%3A

so bought it , and i dont know how to use it becouse it appear in my steam inventory not in game.

can some one explain ? Or i need to wait 1 week before use it to trade in game ?

sorry for my bad eng, and thanks.

lol thats a emoticon for chat only

now, GGG, is this considered RMTing? :)

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destrock wrote:

How much have you paid this ex ? haha

Its a market listing, buying prices at 53 cents as I type. He thought he could buy an exalted with Steam Credit.