I like that it’s in the 3U structure, so I'm able to rack it with my current structure. I confirmed serial numbers with Bitmain, and so they matched legit creation batches. Can’t recommend this miner adequate. The shop is also super professional—they answered each and every pre-sale concern Plainly. https://antminer-buy74219.aboutyoublog.com/48774530/how-to-buy-bitmain-antminer-without-risk