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When you need to amplify, filter, add, or otherwise manipulate analog signals you'll certainly want an operational amplifier at your side. This is ...

Micro-switches are often found in arcade buttons and joysticks but they're also really handy in any kind of mechatronics project or when you need a...

Need some really bright and big indicator LEDs? We are big fans of these 10mm diffused white LEDs. They go easily into a breadboard and will add th...

Make some beautiful colors with these diffused 10mm tri-color LED with separate red, green and blue LED chips inside! They make a nice indicator, a...

Add a typing interface to your project with this microcontroller-friendly miniature keyboard. We found the smallest PS/2+USB keyboard available, a ...

These are like the fancy electronics equivalent of the wire nuts electricians use to bind wires together. They are a lot easier to use as well! Eac...

Wouldn't it be awesome if you could control a matrix without tons of wiring? That's where these adorable LED matrix backpacks come in.  The matric...

These are like the fancy electronics equivalent of the wire nuts electricians use to bind wires together. They are a lot easier to use as well! Eac...

Make a portable power brick with plenty of juice! Use Alkaline AA's for a 12V 3000-4000mAh power supply, or rechargeable NiMH for 2000mAh 9.6V supp...

This basic cable comes with two 3.5mm (1/8" headphone jack size) stereo connectors. It's fairly straight forward, you'll commonly need these to con...

This here is your standard A-miniB USB cable, for USB 1.1 or 2.0. Perfect for connecting a PC to your Teensy, USB Lipo charger (among other things)...

Store your project safe and sound in this nice weatherproof box with a clear top. We picked up this box because we like the machinable ABS plastic ...

This handy USB extension cable will make it easy for you to enclose a device that has a B type port. We think this would be most handy when putting...

These chrome-plated metal buttons are rugged and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you...

This is a blank 13.56MHz RFID/NFC silicone bracelet. The tag contains a small RFID chip and an antenna, and is passively powered by the reader/writ...

Add a miniature wireless controller to your computer project with this combination keyboard and touchpad. We found the smallest wireless USB keyboa...

Stretch out your servo connections with this flexible servo extension cord. It has a 3 pin shrouded "male" connection to plug your servo into and t...

This flexible USB swivel adapter will extend your USB port out of the way. Useful when you want to attach a 'bulky' USB device without blocking a s...

Transistors are powerful little electronic switches, and when our little NPN transistors aren't power enough for your project, we have been known t...

Get the most out of your regulators, transistors and other TO-220 packaged chips by clipping on a heat-sink. Your transistor or regulator may adver...

This SHARP distance sensor bounces IR off objects to determine how far away they are. It returns an analog voltage that can be used to determine ho...

Your power supply problems just got SOLVED! These DC/DC converter step-down switching regulators are drop-in replacements for inefficient 78xx line...

Spring terminal blocks will simplify your wiring and make your project more rugged. Instead of soldering wires to your perf board, solder in these ...

Copper tape can be an interesting addition to your toolbox. The tape itself is made of thin pure copper so its extremely flexible and can take on n...