Promax7 is a brand new Ethereum mining hardware that is set to revolutionize the industry, shake things up and reinvent the way Ethereum mining is done. Promax7 is a unique hardware that is the product of years of intensive research into producing the perfect mining rig for Ethereum as well as other altcoins such as Zcash, which will produce the highest possible yield for its users, consume a bare minimum amount of power, require little extra cooling, and also be completely secure from outside interference. Promax7 is the innovation in the latest technology in Cryptocurrency Market which stands in no compete with any miner till date offering 3710 MH/s making it the first and powerful cost efficient miner. This device has been built up with features that increase the basic necessity and increase the output and further leading to shortening of the investment cycle.