A “solo lottery miner” refers to a cryptocurrency mining setup, typically smaller and less computationally powerful, that uses a lottery-like system to attempt to mine blocks on the blockchain. These miners operate independently, unlike those in mining pools which pool their resources and share rewards.

Solo lottery mining has emerged for those that want the fun of mining with low cost, low chance, but very high reward. Stakers have started to use this tiny devices rather than make a little contribution to a massive mining pool, and by this, they take the massive chance at finding an entire block