The Breadboard Power Supply Stick (3.3V/5V) is a compact and convenient module designed to power Arduino, Raspberry Pi, and electronics prototyping projects. It fits directly onto a standard breadboard, providing stable 3.3V and 5V regulated outputs for microcontrollers, sensors, and circuit components. Popular among students, makers, and engineers in Bangladesh, this module makes experimenting easier by eliminating the hassle of external wiring. With a simple USB or DC input, it ensures reliable performance for DIY circuits, lab projects, and prototyping tasks. Lightweight and affordable, it’s an essential tool for anyone working with breadboards.