PiSugar 3 transforms your Raspberry Pi Zero into a portable and reliable computing unit. Designed with a real-time clock (RTC), I2C interface, and onboard system watchdog, it supports precise timekeeping, scheduled operations, and enhanced system stability. Its pogo-pin back-connection design ensures easy installation without occupying GPIO pins, while onboard protections help maintain safe operation. A customizable button, OTA firmware support, and web-based settings page offer more control and adaptability for makers, developers, and hobbyists. Whether you're building a mobile project, running a headless system, or developing a Pwnagotchi, PiSugar 3 provides the smart power management tools you need all in a compact, plug-and-play package.