5mm LED Assorted Kit - 300 Pcs Red Green White Blue Yellow Orange Diode Pack with Clear and Diffused Lenses for Arduino DIY Electronics Projects

The 5mm LED Assorted Kit

• 300 Pcs Red Green White Blue Yellow Orange Diode Pack is an essential component collection designed for electronics enthusiasts, DIY makers, students, and professional prototyping engineers. This comprehensive kit provides a massive inventory of standard 5mm light-emitting diodes spanning six distinct colors, allowing you to instantly add visual feedback, status indicators, and aesthetic illumination to your circuits. Whether you are building an introductory Arduino indicator circuit, prototyping a complex IoT control panel, or teaching basic electronics principles in a classroom setting, this 300-piece assortment ensures you always have the right diode on hand. Every individual LED is manufactured to strict quality standards, delivering reliable performance, consistent brightness, and long operational lifespans across all included color variants.

Light-emitting diodes operate on the principle of electroluminescence, where electrons recombine with electron holes within a semiconductor structure to release energy in the form of photons. This 300-piece kit includes variants optimized for specific wavelength outputs, resulting in distinct visual colors. The package contains red, green, white, blue, yellow, and orange diodes, each engineered with specific semiconductor material combinations that dictate their forward voltage drops and luminous intensity profiles. To prevent thermal runaway and permanent semiconductor degradation, these diodes must always be operated in conjunction with appropriately calculated current-limiting resistors when connected to power sources such as microcontrollers, battery packs, or bench power supplies. The standard round 5mm footprint features two polar leads, where the longer anode pin connects to the positive supply rail and the shorter cathode pin connects to the ground or negative return path, often identifiable by a flat spot on the plastic resin collar.

The assortment comprises 300 total units divided equally into 50 pieces per color variant. The package includes red, green, white, blue, yellow, and orange LEDs. Standard forward voltage ratings vary by color chemistry, with red, yellow, and orange typically operating within 1.8 to 2.2 volts, while green, blue, and white operate within 3.0 to 3.4 volts. The maximum continuous forward current for all included variants is standard at 20 milliamperes. The lens types feature a combination of water clear casings for high-intensity directional output and colored diffused casings for wide-angle ambient indicator visibility. The viewing angle for these round 5mm LEDs ranges generally from 20 to 30 degrees for clear lenses and up to 60 degrees for diffused lenses. The physical package dimensions conform to standard industry sizes with a 5mm diameter lens body and lead lengths configured for standard through-hole mounting.

This versatile 300-piece LED kit finds utility across a vast spectrum of electronics applications. Common use cases include indicator lights on custom control boxes, status displays for microcontrollers like Arduino and Raspberry Pi, hobbyist robotics feedback arrays, custom architectural scale model lighting, educational physics experiments demonstrating semiconductor physics, automotive interior accent lighting prototypes, and wearable electronics projects. The inclusion of multiple colors enables color-coded status indication, such as red for error states, green for operational readiness, blue for power status, and yellow for warnings.

Integrating these LEDs into your circuit design requires careful calculation of series resistance based on your source voltage and the specific forward voltage of the chosen diode color. Use Ohm's law to determine the correct resistor value by subtracting the LED forward voltage from the supply voltage and dividing by the desired forward current, typically 10 to 20 milliamperes. Ensure proper polarity connection during assembly; reversing the anode and cathode will prevent illumination and may exceed reverse breakdown voltage thresholds if unprotected. Store the components in their provided compartmentalized case to avoid lead bending and cross-contamination of color groups.

300 x 5mm LEDs (50x Red, 50x Green, 50x White, 50x Blue, 50x Yellow, 50x Orange)