100PCS 3mm Diffused LED Diode Bulbs – 6 Colors | DIY & Decor

100PCS 3mm Diffused Round Head LED Diode Bulbs

Light up your next DIY project, signage display, or decorative installation with this value pack of 100 x 3mm Diffused Round Head LED Diode Bulbs by HVIERO. With a wide 90° luminous angle and impressive 120 lm/W efficiency, these compact 2-pin LEDs deliver vibrant, even-toned glow across six available colors — Red, Green, Blue, Yellow, White, and Warm White. Whether you're crafting a custom neon-style sign, building a holiday light display, or adding atmosphere to a bar, disco, or retail installation, these LEDs are an indispensable component in any maker's toolkit.

Key Features

• High Luminous Efficiency: 120 lm/W output with a wide 90° beam angle for broad, even coverage.
• Low Energy Consumption: Only 0.06W per LED — run hundreds simultaneously without a heavy power draw.
• Long Lifespan: Minimal light decay over time, significantly reducing maintenance costs.
• Instant Start: No warm-up time, no flickering — full brightness the moment power is applied.
• Diffused Lens: Round-head clear diffused lens creates a soft, fog-like glow ideal for decorative and atmospheric lighting effects.
• Versatile Colors: Available in Red, Green, Blue, Yellow, White, and Warm White to suit any project palette.
• Pack of 100: Generous quantity for large-scale builds, replacements, or bulk DIY projects.

Specifications

Applications

These 3mm diffused LEDs are perfect for a wide range of creative and commercial applications:

• Advertising signage & illuminated placards
• Building facade & architectural accent lighting
• DIY electronics projects & Arduino/breadboard circuits
• Holiday & seasonal decorations
• Bar, disco, club, and event atmosphere lighting
• Street & sidewalk decorative displays
• Model making & scale dioramas

Usage Tips

• Combine multiple colors for dynamic, layered lighting effects.
• Ensure adequate ventilation when using in large-scale installations for extended periods.
• Gently clean the lens with a dry cloth to maintain brightness and clarity.
• Keep away from water or moisture to prevent short circuits.
• Always use an appropriate current-limiting resistor in your circuit.

Package Contents

100 × 3mm Diffused Round Head LED Diode Bulbs (color selected at purchase)

Made in Mainland China.

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For guidance on safe handling of electronic components and DIY electrical projects, visit the U.S. Consumer Product Safety Commission (CPSC) and review relevant safety standards at OSHA Electrical Safety.

Frequently Asked Questions

Q: What colors are available for the 3mm diffused LED diode bulbs?

A: These 3mm diffused round head LED diodes are available in six colors: Red, Green, Blue, Yellow, White, and Warm White. Simply select your preferred color at the time of purchase.

Q: What voltage and current do these 3mm LED diodes require?

A: Each LED operates at a working voltage of 1.8V to 3.4V and a working current of 20mA. Always use a current-limiting resistor appropriate for your circuit voltage to protect the LEDs and ensure optimal performance.

Q: Can I use these LEDs with an Arduino or Raspberry Pi?

A: Yes! These 2-pin through-hole 3mm diffused LEDs are ideal for use with Arduino, Raspberry Pi, breadboards, and other DIY electronics platforms. They are a staple component for hobbyists and makers building indicator lights, displays, or decorative circuits.

Q: Are these LEDs suitable for outdoor advertising signage?

A: These LEDs are well-suited for indoor signage, advertising placards, and decorative atmospheric displays. For outdoor use, ensure the LEDs are properly sealed within a waterproof enclosure, as the components themselves are not waterproof.