This is a mini, low-cost, secure, and portable device designed for educational purposes. It is part of a free and open-source project that allows users to explore cryptocurrency mining using a small hardware unit. The main goal of this project is to help users learn more about blockchain technology and mining processes while having a compact and functional device for desktop use. Simply connect it to Wi-Fi and enter your wallet address to begin.Also known as a solo lottery miner, this device consumes approximately 1 watt of power and can be powered using a mini solar panel, offering an energy-efficient option. The mining software is pre-installed; all you need to do is connect the device to a power source via USB, connect to Wi-Fi, and input your Bitcoin address.Specifications: Hashrate: 74 Kh/s Powered via USB-A Compact and portable design Easy to set up and operate Can be connected directly to a PC, laptop, USB hub, power bank, smartphone, or USB charging port Color: As shown in image Material: PCB + Plastic Note: Slight variations in appearance and printed text may occur due to different production batches. Package Includes: 1 x USB lottery miner (Other items not included) Note: Lighting conditions and monitor settings may cause slight color differences between the image and the actual item. Measurement tolerance: +/- 1-3 cm.