Goldshell Mini DOGE Coin Litecoin Miner (Used) With North American PSU for sale. These are great indoor miners that make almost no noise and mine litecoin and doge coin using the scrypt algorithm. They are also low electricity consumption miners. These miners use the regular north american outlet. You can plug it in any regular outlet of your home and connect it to the internet and they will start mining right away. These miners have WIFI connectivity option as well. These miners work great. They have no issues at all. Any questions feel free to ask.