BTC Miners , also known as Solo Lottery Miners. This miner only consumes around 1 watt of power and can run on mini solar panels, making it a zero-cost option. The mining software is pre-installed and all that's needed is to connect it to power via USB Plug, as well as Wi-Fi and your Bitcoin address. This is a mini, low-cost, secure and portable cryptocurrency miner.This is a free and open source project that let you try to reach a bitcoin block with a small piece of hardware.The main aim of this project is to let you learn more about minery and to have a beautiful piece of hardware in your desktop.Simply connect to your WiFi and provide your wallet address to mining. Hashrate 74Kh/s. USB-A powered,compact and portable, simple and easy to operate.Can be directly connected to PC/Note book/USB HUB/Power Bank/mobile Phone/USB charging socket...