A 3mm LED (Light Emitting Diode) is a small, energy-efficient light source commonly used in a variety of electronic projects, displays, and lighting applications. The “3mm” refers to the size of the LED’s diameter, indicating that it is a relatively compact option, making it suitable for projects where space is limited or for creating detailed lighting effects. Its compact size makes it ideal for tight spaces, and it is commonly found in DIY electronics projects, model making, and automotive lighting.
This LED assortment pack includes 600 pieces of high-quality 3mm diffused LEDs in six vibrant colors: Red, Blue, Yellow, White, Orange, and Green (100 pcs each). These LEDs are perfect for DIY electronics, prototyping, hobby projects, and professional circuit designs.
LED Symbol:

LED Structure:

Features:
- Wide range of colors (Red, Green, Blue, Yellow, White, Orange)
- Soft diffused light with even distribution
- Compact 3mm size for space-saving integration
- Low power consumption, ideal for battery-powered projects
- Long lifespan of 50,000 hours
- Easy to solder with standard through-hole design
- High-quality, reliable performance
- Versatile for various applications (DIY, indicators, light displays)
Applications:
- DIY Projects: Ideal for hobbyists creating custom lighting and electronic circuits
- Indicators: Used as visual status indicators in various devices
- Light Displays: Perfect for building decorative light setups in projects and models
- Circuit Boards: Commonly used in embedded systems and electronics projects
- Toys and Gadgets: Adds lighting effects to toys and small electronic devices
- Signage: Can be used in creating simple illuminated signs and displays