![I built a solar-powered Raspberry Pi 4 crypto "mining rig"...that netted about $0.0007 : r/RASPBERRY_PI_PROJECTS I built a solar-powered Raspberry Pi 4 crypto "mining rig"...that netted about $0.0007 : r/RASPBERRY_PI_PROJECTS](https://i.redd.it/30rejxmbtpv61.jpg)
I built a solar-powered Raspberry Pi 4 crypto "mining rig"...that netted about $0.0007 : r/RASPBERRY_PI_PROJECTS
![Amazon.com: MakerHawk Raspberry Pi UPS Power Supply Uninterruptible UPS HAT 18 650 Battery Charger Power Bank Power Management Expansion Board 5V for Raspberry Pi 4 Model B / 3B + / 3B ( Amazon.com: MakerHawk Raspberry Pi UPS Power Supply Uninterruptible UPS HAT 18 650 Battery Charger Power Bank Power Management Expansion Board 5V for Raspberry Pi 4 Model B / 3B + / 3B (](https://m.media-amazon.com/images/I/61sAFTMbJ2L._AC_UF350,350_QL80_.jpg)
Amazon.com: MakerHawk Raspberry Pi UPS Power Supply Uninterruptible UPS HAT 18 650 Battery Charger Power Bank Power Management Expansion Board 5V for Raspberry Pi 4 Model B / 3B + / 3B (
![Power Management HAT for Raspberry Pi, Supports charging And Power output at the same time, Embedded RTC and Multiple Protection Circuits | Power Management HAT (B) Power Management HAT for Raspberry Pi, Supports charging And Power output at the same time, Embedded RTC and Multiple Protection Circuits | Power Management HAT (B)](https://www.waveshare.com/img/devkit/accBoard/Power-Management-HAT-B/Power-Management-HAT-B-details-3.jpg)