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 Sparkfun products range from things like resistors and LEDs to humidity sensors and LCD screens.  Including: Books, Cables, Cellular, Components, Development Tools, E-Textiles, GPS, Kits, LCDs, Programmers, Prototyping, Sensor, Tools, Robotics, Wireless

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    BlinkM - I2C Controlled RGB LED BlinkM - I2C Controlled RGB LED BlinkM is a “Smart LED”, a networkable and programmable full-color RGB LED for hobbyists, industrial designers, prototypers, and experimenters. It is designed to allow the easy addition of dynamic indicators, displays, and lighting to existing or new projects. If you’ve used up all your microcontroller PWM channels controlling RGB LEDs and still... $15.75

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    BlinkM MaxM - I2C Controlled RGB LED BlinkM MaxM - I2C Controlled RGB LED If you used BlinkM and you thought it was good, but needed something to temporarily blind your enemy, the MaxM is what you need. Three large 10mm LEDs combine the forces of 15 individual LED cores to create a flood of RGB light. BlinkM MaxM is an intensely-bright smart LED for prototyping that comes as a package of two a control module (MaxM Ma... $30.37

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    LED Matrix - Dual Color - Medium LED Matrix - Dual Color - Medium LED Matrix with Bright-Red and Bright-Green LEDs. This medium matrix has 64 Red/Green LEDs built into one common cathode housing. Unit comes with a black finish and a opaque LED lenses. Documents: Dual Color LED Matrix Datasheet Dimensions: 0.33 x 2 x 2" $6.95

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    LED Matrix - Dual Color - Small LED Matrix - Dual Color - Small LED Matrix with dual-color LEDs. This small matrix has both bright-red and bright-green LEDs built into one common cathode housing. Unit comes with a black finish and a opaque LED lenses. The picture does not quite do the matrix justice. The Red and Green LEDs are quite clear, and turning both on creates a nice yellow... $4.95

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    LED Matrix - Tri Color - Large LED Matrix - Tri Color - Large Triple Color LED Matrix! This large matrix has 64 Red, 64 Green, and 64 Blue individual LEDs built into one common cathode housing. It's a monster to control, but just imagine what kind of colors you could produce by mixing! These are the new, readily available units that just arrived. Unit comes with a black finish and opaque LED lenses. Docu... $31.50

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    EL Sequencer EL Sequencer The EL Sequencer is a ATmega based control board that allows the user to program any sequence of blink, on/off, even PWM pulsing of EL wire. Electroluminescent wire is this really neat, flexible cord that emits a florescent light. Some times referred to as 'cool neon' because the cord does not heat up. The kicker is that EL wire runs on high ... $27.45
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    LED Matrix - Serial Interface - Red/Green/Blue LED Matrix - Serial Interface - Red/Green/Blue This is a large sized RGB LED Matrix with a backpack that has been designed to take SPI serial input and display any graphics you pass it. All the refreshing and communication control is taken care of by the backpack. It's even reprogrammable! 7 software selectable colors are available! Unit comes with a Red/Green/Blue LED Matri... $59.95

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    LED - SMD RGB LED - SMD RGB LED - SMD RGB sku: COM-10866   These are the same RGB LEDs that are used for the WS2801 breakout board. They're great when you need a lot of color from not a lot of board space. Features: Viewing angle: 120 degrees Red: (640nm) @ 250mcd Green: (525nm) @ 880mcd Blue: (470nm) @ 180mcd Forward Vo... $0.50

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    LED Matrix Kit LED Matrix Kit LED Matrix KitDEV-11861  Do you like LED matrices? We do! Now we are giving you the power to make your own with minimal soldering any beginner can perform and give you a great introduction to programming an LED Matrix. This kit will show you how to use the MAX7219 to interface Arduino to easily drive an 8X8 LED matrix.See the links below for ass... $12.75

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    EL Sequencer EL Sequencer EL Sequencer COM-11323   We've heard you, and made a number of improvements to our EL Sequencer. The new version adds zero-crossing optoisolated triacs for noise-free operation and full isolation between the AC and DC sides, and includes a 1.5A adjustable linear regulator to supply regulated DC to an external inverter (not inc... $34.95

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    LED Light Bar - Green LED Light Bar - Green The LED Light Bar is a pre-packaged strip of 3 high-output LEDs powered by 12VDC. We don't have specifics on the output luminocity, but take a look at the example GPS Wall Clock project to get an idea. Each unit comes with a fully assembled and tested PCB with current limiting resistors, a wall-mount holder (backed with double-stick tape), and a... $3.37

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    SMD LED - 0603 Green (strip of 50) SMD LED - 0603 Green (strip of 50)  SMD LED - 0603 Green (strip of 50) COM-11169  There are more and more hobbyists taking advantage of surface mount technology these days. With affordable tools like hot air and hotplate reflow ovens, electronics enthusiasts are shrinking their projects down to new levels of portability. Unfortunately, It's not always easy to get your hands on sm... $4.42

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    LED Matrix - Serial Interface - Red/Green LED Matrix - Serial Interface - Red/Green This is the medium sized LED Matrix with a backpack that has been designed to take SPI serial input and display any graphics you pass it. All the refreshing and communication control is taken care of by the backpack. It's even reprogrammable! Off, Red, Green, and Yellow colors are available. Unit comes with an Red/Green Matrix a... $34.95

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