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This is a perfect choice if you are in need of a heavy duty push button! These metal push buttons are a very tough, small, pa…
Sometimes when you have too many choices, it's hard to make a good decision. In fact, there are times when you just want a ba…
These are very small surface mount quartz crystals used where size is a concern. Ideal for use with the nRF2401 ICs. ** Fe…
A simple slide potentiometer can go a long way. Rated at 10KOhm and 0.1W. Comes with solder tab connections. The pot has an o…
This is a 35mm concave momentary push button similar to the ones you find on arcade games. Simple screw in design. Perfect fo…
EL inverters allow you to drive EL wires. This particular EL inverter accepts 3V input and outputs 110VAC to drive EL wire. T…
Thanks to their square shape, these RGB LEDs can sit flush against a PCB saving you precious vertical space in projects where…
This is a small device called a [reed switch](http://en.wikipedia.org/wiki/Reed_switch). When the device is exposed to a magn…
Rotary encoders are used similarly to potentiometers. They're different from potentiometers in that an encoder has full rotat…
We know these look like a lot of our other LEDs, but they're not! These are PTH Addressable RGB LEDs with a WS2812 control IC…
Potentiometers are incredibly useful, whether you're controlling the volume on your stereo or the 'mood lighting' in your roo…
We use barrel jacks a lot around here and sometimes we need to pop a switch into the mix. That usually means hacking up a per…
You can never have too many LEDs. Don't worry, we've got you covered. This is a pack of 100 LEDs. Buy in bulk - save a ton! …
The SN74HC595N is a simple 8-bit shift register IC. Simply put, this shift register is a device that allows additional inputs…
This is a translucent silicon rubber button pad with 16 buttons originally inspired by the folks at [monome.org](http://monom…
This piezo igniter can be used for all sorts of applications where you need a spark to make fun things happen. With a large r…
These are bare non-addressable 1 meter long RGB LED strips that come packed with 60 5060 LEDs per meter. As these are bare LE…
These are small rare earth magnets - 0.25" cubed. Composed of Neodymium/Iron/Boron (NdFeB), these magnets are curiously stron…
This is a simple SPDT slide switch - great for use as an ON/OFF button, or just as a general control switch. The pins are spa…
This is a resistive analog joystick, very similar to those found on the PSP1000. These compact joysticks are different in tha…
LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. …
This is a very simple, clear infrared LED. These devices operate between 940-950nm and work well for generic IR systems inclu…
We know this looks like a lot of our other LEDs, but it's not! This is a PTH Addressable RGB LED with a WS2812 control IC bui…
If you want to get some sound out of your project but have a tight space budget, this is a good way to do it. This 0.25W, 8Oh…
These panel-mounting rocker switches have built-in indicator lights to let you know when your switch is engaged. They mount i…
Atmel's ATMega328P 8-Bit Processor in 28 pin DIP package. It's like the ATmega168, with double the flash space. 32K of progra…
Huge 10mm through hole LEDs. Mood-light an entire wall! **Features:** * 3.0-3.4VDC Forward Voltage * 80mA Forward Cu…
We all know that you can never get too many LEDs. Don't worry, we've got you covered. This is a mixed pack of 26 LEDs all con…
Even though the Tron movies have been out for a while, electroluminescence is still the coolest thing since sliced bread. The…
This is a simple 5mm LED with an interesting array of applications. This [UV](http://en.wikipedia.org/wiki/Ultraviolet) LED c…
It's the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated p…
This is a common 555 timer/oscillator from TI. A classic for all of those first year circuits projects where you need to blin…
Wanna play with EL wire but don't know where to start? This Starter Kit has everything you need to add some electroluminescen…
So much power and light from such a small package. This 5 pack of "Cool" white 3 Watt aluminum backed PCBs is sure to shed a …
Let there be light(s)! This festive string of addressable RGB LEDs can add color to indoor or outdoor displays. Much like our…
An adjustable potentiometer can open up many interesting user interfaces. Turn the pot and the resistance changes. Connect VC…
These are *very* bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictur…
These color-changing LEDs take the work out of creating crazy, flashy, blinky... ness. Simply apply power and the LED will cy…
This is the BC337, an NPN silicon BJT (Bipolar Junction Transistor). This little transistor can help in your project by being…
This is the LM317TG voltage regulator, a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This…
These are bare non-addressable 5 meter long RGB LED strips that come packed with 60 5060 LEDs per meter, that's 300 LEDs. As …
These are very common, high quality BJT NPN transistors made by ST Micro. **Datasheet: **[2N3904](http://www.sparkfun.com/da…
EL wire, or electroluminescent wire, is a flexible wire coated in phosphor. Apply the appropriate voltage and it lights up! I…
This is a compact and easy to use relative humidity sensor from Sensirion. The SHT15 digital humidity and temperature sensor …
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