Miniature 8x8 Yellow LED Matrix : ID 860 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
LED - Assorted 10 Red / 10 Yellow (20 pack) - COM-10049 - SparkFun Electronics
Making an Interactive Traffic Lights using Arduino | 14core.com
Yellow LED 5mm Round Wide Angle Diffused LED Light Emitting Diode Bright PCB - Walmart.com
RGB LED Tutorial (using an Arduino) (RGBL) : 6 Steps (with Pictures) - Instructables
Adafruit 2700 Super Bright Yellow 5mm LED (25 pack) Arduino, Electronics and Robotics Electan, OnLine Store
Three color Red Green Yellow LED Lamp experimental LED+ 100K resistance for arduino Diy Kit|lamp led|resistance kitled diy - AliExpress
An Arduino LED Control Tutorial | Microcontroller Tutorials
200Pcs 3mm & 5mm Led Light Emitting Diodes Assortment Kit, Mini/Tiny/Small Individual Led Single Light, Clear/White Red Green Blue Yellow Assorted Led Diode Bulbs Set for Arduino, Breadboard, etc: Amazon.com: Industrial &
Yellow LED | Exploring Arduino
COM-10634 Sparkfun Diffused LED - Yellow 10mm Arduino, Electronics and Robotics Electan, OnLine Store
Arduino Lesson 3: For Loops for Simple LED Circuit | Technology Tutorials