This auction is for 1 x asicminer block erupter. They are all brand new and sealed in boxes. I believe them to be silver but I am unsure. The pictures are stock images.

Block Erupter USB ASIC Bitcoin Miner. 

Version 3.0 Running at 333 MH/s 

Hash Algorithm: SHA-256

Compatible Currency: Bitcoin

The BlockErupter USB series is the second major product of ASICMINER. 

It serves as a replacement of GPUs for the mining hobbyist. 

Speed: 330Mh/s-336Mh/s With Great Stability and very Low HW errors! 

Power Usage: 500mA - 510mA, 2.5w 

Green LED, To Show when Powered, and blinks while hashing..

Used with cgminer which is available as a free download on an open source licence. Sadly I can not offer any support for this item, however there are many guides/tutorials available online. No returns accepted due to the nature of cryptocurrencies.

Check out my other auctions for other bitcoin + altcoin miners