5mm LED w. Resistors [5 Colors, Pack of 25] w. Product Guide 25 5mm LEDs Contains 25 LEDs of 5 colors. (Blue, Red, Yellow, White, Green) and 25 200ohm Resitors Great for use with solder-less breadboards, Perfect for educational electronic experiments Organized in reuseable plastic organizer A product guide with helpful hints, reference guides, specs., sample code and much more is included.