Micro $3 Bitcoin miners won’t make bank, but that’s not the point: Inventors

While lacking in performance, micro Bitcoin mining devices should be seen as a stand against the Bitcoin ecosystem’s purportedly biggest flaw, its inventors argue.

Micro Bitcoin mining devices — often open-source and pocket-sized — have been serving a niche part of the market, offering buyers a fully assembled device or a do-it-yourself-kit to mine Bitcoin (

Skot also stressed that the portable miners weren’t built to compete with the commercialized players in the space but rather offer an opportunity for people to run a rig at home without needing to pay for a clunky, overheated and expensive mining rig.

ESP-Miner & ESP32 SoC based #BitAxe & #Nerdminer are pivotal developments in Bitcoin mining.

These free & open source projects developed by Bitcoin plebs like @skot9000 @BitMaker_ @Public_Pool_BTC & others, are laying the foundation for next-gen #Bitcoin mining hardware
⛏️ pic.twitter.com/FDBTi0PsG1

— Altair Technology® ⛏️ (@altair_tech) August 30, 2023

Other small form-factor Bitcoin miners in the market include Bitmain AntRouter and Mars Lander. Meanwhile, innovators are also experimenting with how Bitcoin can be mined via mobile phones.

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