Adafruit

If we could eat headers we'd have them for breakfast, lunch, and dinner.  But we can't : ( So we're making the best of it and selling them! This 2x20-pin strip, right-angle female header...

Socket (female) header is like the duct tape of electronics. Its great for connecting things together, soldering to perf-boards or PCBs to allow 22AWG wire or male header to connect, etc. We go...

Make a scrolling sign, or a small video display with this 8x8 gridded square Amber LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! 64 Amber LEDs...

Make a scrolling sign, or a small video display with this 8x8 square gridded blue LED matrix. Only 1.2" on a side, it is quite visible but not so large it wont plug into a breadboard! 64 blue LEDs...

Make a scrolling sign, or a small video display with this 8x8 square gridded pure green LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a...

Make a scrolling sign, or a small video display with this 8x8 gridded pixel white LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! There are...

Make a scrolling sign, or a small video display with this 8x8 gridded yellow LED matrix. Only 1.2" on a side, it is quite visible but not so large it won't plug into a breadboard! There are 16 pins...

Make a small linear display with a glowing amber color using this elegant LED bargraph. The color on this bargraph is similar to our yellow display but just a bit darker and with a bit more orange...

Make a small linear display with a glowing white color using this elegant LED bargraph. Only 1" long, it is quite visible but not so large it wont plug into a breadboard! 10 LEDs are contained in the...

Make a small linear display with a glowing bright yellow color using this elegant LED bargraph. The color on this bargraph is similar to our amber display but just a bit brighter and with a bit more...

Make a small linear display with a glowing yellow-green color using this elegant LED bargraph. Only 1" long, it is quite visible but not so large it wont plug into a breadboard! 10 LEDs are contained...

Need to measure something damp? This epoxy-coated precision 1% 10K thermistor is an inexpensive way to measure temperature in weather or liquids. The resistance in 25 °C is 10K (+- 1%). The...

The eTape Liquid Level Sensor is a solid-state sensor with a resistive output that varies with the level of the fluid. It does away with clunky mechanical floats, and easily interfaces with...

Simple but effective - this breakout board has a CR1220 coin cell battery holder soldered on, an on/off switch and 0.1" pitch breakout pins for easy connecting. Great for powering very low-current...

RGB Pixels are digitally-controllable lights you can set to any color, or animate. Each RGB LED and controller chip is molded into a 'dot' of silicone. The dots are weatherproof and rugged. There are...

This is an inverter for EL wire and tape, similar to our pocket inverters, except it is a brick that takes 12V input instead of 2 AA batteries. This means its good for 'fixed' installations since you...

This is a blank 13.56MHz RFID/NFC keychain fob - often used for keys but also an easy way to tag something. The tag contains a small RFID chip and an antenna, and is passively powered by the...

This is a blank 13.56MHz Classic 'laundry' tag - often used for laundry or identification but also found in other systems where a small proximity card is desired. This one is clear!  The tag contains...

A button is a button, and an LED is a LED, but this LED illuminated button is a lovely combination of both! It's a medium sized button, large enough to press easily but not too big that it gets in...

This here is a 10 pack of the classic 1N4001 power blocking diode. These are good for reverse polarity protection (put it between your DC power jack and circuitry to avoid a negative-voltage that...