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1803-ADA 1/4" (6.35mm) DIY Stereo Plug
1803-ADA 1/4" (6.35mm) DIY Stereo Plug
US$2.63
Repair or design your very own audio cables with these nice and durable phono-jack connectors. This is a great plug to make your own cable with. it's made out of durable metal with a flexible, sturdy spring for strain-relief.
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1862-ADA JST-PH 2-Pin SMT Right Angle Breakout Board
1862-ADA JST-PH 2-Pin SMT Right Angle Breakout Board
US$3.42
A simple 2-pin connector soldered onto a breadboard-friendly breakout. This is compatible with the "JST PH 2-pin" connector.
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1833-ADA USB Micro-B Breakout Board
1833-ADA USB Micro-B Breakout Board
US$3.07
This breakout board has a USB Micro-B connector, with all 5 pins broken out. Great for pairing with a microcontroller with USB support, or adding USB 5V power to a project.
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1871-ADA 20mm Coin Cell Breakout w/On-Off Switch (CR2032)
1871-ADA 20mm Coin Cell Breakout w/On-Off Switch (CR2032)
US$6.13
This breakout board has a CR2032 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 projects, or adding a battery backup circuit to a real-time-clock or similar.
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1793-ADA UV/UVA 400nm Purple LED 5mm Clear Lens - 10 pack
1793-ADA UV/UVA 400nm Purple LED 5mm Clear Lens - 10 pack
US$8.96
These emit UV 'blacklight' in the UVA spectrum so they are great for projects with fluorescent materials referred to as UV/blacklight-reactive or 'glow-in-the dark'.
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1734-ADA NeoPixel Diffused 8mm Through-Hole LED - 5 Pack
1734-ADA NeoPixel Diffused 8mm Through-Hole LED - 5 Pack
US$7.62
These great looking LEDs are also fast and responsive with diffused color that will make your project glow! 
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1732-ADA 20W 4 Ohm Full Range Speaker
1732-ADA 20W 4 Ohm Full Range Speaker
US$23.45
This high power 4" diameter speaker will amp up any audio project where you need loud sound! It is 4 ohm impedance, rated for 20W continuous power. (This thing is really loud) It also has four handy mounting tabs 3 inches apart, and a grill that fits on top. The grill is to protect the cones, and is not necessary for use. 
Delivery within 2-3 weeks
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1788-ADA Adafruit "Music Maker" MP3 Shield for Arduino w/3W Stereo Amp
1788-ADA Adafruit "Music Maker" MP3 Shield for Arduino w/3W Stereo Amp
US$54.95
Bend all audio files to your will with this shield! This powerful shield features the VS1053, an encoding/decoding (codec) chip that can decode a wide variety of audio formats such as MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM). 
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1782-ADA MCP9808 High Accuracy I2C Temperature Sensor Breakout Board
1782-ADA MCP9808 High Accuracy I2C Temperature Sensor Breakout Board
US$7.63
This I2C digital temperature sensor is one of the more accurate/precise we've ever seen, with a typical accuracy of ±0.25°C over the sensor's -40°C to +125°C range and precision of +0.0625°C.
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1184-ADA Timing Belt GT2 Profile - 2mm pitch - 6mm wide 1164mm long
1184-ADA Timing Belt GT2 Profile - 2mm pitch - 6mm wide 1164mm long
US$26.17
Timing belts are a fantastic way to transfer rotational motion (from a stepper motor) into linear motion (along a rail) and these GT2 belts are excellent for the task. 
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1778-ADA Analog Output K-Type Thermocouple Amplifier - AD8495 Breakout
1778-ADA Analog Output K-Type Thermocouple Amplifier - AD8495 Breakout
US$18.49
This is a very simple sensor to use, and if your microcontroller has analog input capability, you'll be ready to go really fast!
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1731-ADA Flex Cable for Raspberry Pi Camera - 24" / 610mm
1731-ADA Flex Cable for Raspberry Pi Camera - 24" / 610mm
US$6.13
This cable will let you swap out the stock 150mm long flex cable from a Raspberry Pi Camera (either 'classic' or 'NoIR' type) for a different size.
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1730-ADA Flex Cable for Raspberry Pi Camera - 18" / 457mm
1730-ADA Flex Cable for Raspberry Pi Camera - 18" / 457mm
US$5.17
This cable will let you swap out the stock 150mm long flex cable from a Raspberry Pi Camera (either 'classic' or 'NoIR' type) for a different size.
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1733-ADA Anemometer Wind Speed Sensor w/Analog Voltage Output
1733-ADA Anemometer Wind Speed Sensor w/Analog Voltage Output
US$78.67
This well made anemometer is designed to sit outside and measure wind speed with ease. To use, connect the black wire to power and signal ground, the brown wire to 7-24VDC (we used 9V with success) and measure the analog voltage on the blue wire. The voltage will range from 0.4V (0 m/s wind) up to 2.0V (for 32.4m/s wind speed).
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1736-ADA Mini Chiclet Keyboard - USB Wired - Black
1736-ADA Mini Chiclet Keyboard - USB Wired - Black
US$26.17
Add a good quality, slim keyboard to your Raspberry Pi, Beagle Bone Black or other mini-computer with this sleek black chiclet keyboard. It's a full QWERTY keyboard with a USB cable and is compatible with all operating systems.
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1737-ADA Mini Wireless Keyboard - Black w/ Batteries
1737-ADA Mini Wireless Keyboard - Black w/ Batteries
US$30.63
Add a good quality, slim keyboard to your Raspberry Pi, Beagle Bone Black or other mini-computer with this sleek black chiclet keyboard. It's a full QWERTY keyboard with a wireless USB dongle and is compatible with all operating systems.
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1738-ADA Wireless Keyboard and Mouse Combo w/ Batteries - One USB Port!
1738-ADA Wireless Keyboard and Mouse Combo w/ Batteries - One USB Port!
US$29.95
This combo comes with a sleek black chiclet keyboard and and mouse both controlled by a single wireless USB dongle. The keyboard is a full QWERTY keyboard and is compatible with all operating systems. The mouse is comfortable for all hand sizes, has optical tracking, and two buttons + scroll wheel. 
Delivery within 2-3 weeks
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1766-ADA Fast Vibration Sensor Switch (Easy to trigger)
1766-ADA Fast Vibration Sensor Switch (Easy to trigger)
US$1.67
These spring-vibration switches are high sensitivity non-directional vibration induced trigger switches.
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1762-ADA 5050 LED breakout PCB - 10 pack!
1762-ADA 5050 LED breakout PCB - 10 pack!
US$8.67
Each item comes with ten PCBs and each PCB is identical. PCB is .8mm/.03" thick, with ~10mm/0.4" spacing between the two rows.
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1751-ADA LG LP097QX1 - iPad 3/4 Retina Display
1751-ADA LG LP097QX1 - iPad 3/4 Retina Display
US$174.92
These are the same glorious 2048x1536 retina-blasting, ultra-high pixel density, IPS displays you may have seen in iPad 3 or 4's. This product comes with only the brand new 9.7" diagonal TFT display module, no driver thunderbolt connector!
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1755-ADA Adafruit LED Sequins - Ruby Red - Pack of 5
1755-ADA Adafruit LED Sequins - Ruby Red - Pack of 5
US$6.92
This order comes with 5 Ruby Red "1206 size" LEDs, matched with a 220 ohm resistor.
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1756-ADA Adafruit LED Sequins - Emerald Green - Pack of 5
1756-ADA Adafruit LED Sequins - Emerald Green - Pack of 5
US$6.25
This order comes with 5 Emerald Green "1206 size" LEDs, matched with a 100 ohm resistor.
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1757-ADA Adafruit LED Sequins - Royal Blue - Pack of 5
1757-ADA Adafruit LED Sequins - Royal Blue - Pack of 5
US$6.25
This order comes with 5 Royal Blue "1206 size" LEDs, matched with a 100 ohm resistor.
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1758-ADA Adafruit LED Sequins - Warm White - Pack of 5
1758-ADA Adafruit LED Sequins - Warm White - Pack of 5
US$6.92
This order comes with 5 Warm White "1206 size" LEDs, matched with a 100 ohm resistor.
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1752-ADA Stereo 20W Class D Audio Amplifier - MAX9744
1752-ADA Stereo 20W Class D Audio Amplifier - MAX9744
US$34.92
This slim little board has a class D amplifier onboard that can drive 2 channels of 4-8 ohm impedance speakers at 20W each. Power it with 5-12VDC using the onboard DC power jack and plug stereo line level into the 3.5mm stereo headphone jack and jam out with ease.
Delivery within 2-3 weeks
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1669-ADA Stereo Enclosed Speaker Set - 3W 4 Ohm
1669-ADA Stereo Enclosed Speaker Set - 3W 4 Ohm
US$13.13
This is the perfect addition to any audio project where you need 4 ohm impedance and 3W or less of power. This is a set of two 2.8" x 1.2" speakers. We particularly like these speakers as they are small and enclosed for good audio volume and quality.
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1721-ADA Bi-Color (Red/Green) 24-Bar Bargraph w/I2C Backpack Kit
1721-ADA Bi-Color Lightbar (Red/Green) 24-Bar Bargraph w/I2C Backpack Kit
US$15.45

The product kit comes with: A fully tested and assembled LED backpack stick. Two 12-bar bi-color bar-graphs. 4-pin header. A bit of soldering is required to attach the matrix onto the backpack but its very easy to do and only takes about 5 minutes. 

Delivery within 2-3 weeks
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1713-ADA Electret Microphone Amplifier - MAX9814 with Auto Gain Control
1713-ADA Electret Microphone Amplifier - MAX9814 with Auto Gain Control
US$13.92
This fully assembled and tested board comes with a 20-20KHz electret microphone soldered on.
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1679-ADA Adjustable Bent-Wire Stand - up to 7" Tablets and Small Screens
1679-ADA Adjustable Bent-Wire Stand - up to 7" Tablets and Small Screens
US$8.67
This handy bent-wire stand was originally designed to hold up 7" tablets but the rubberized design is great for general purpose electronics & TFT holding.
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1675-ADA 10-pin 2x5 Socket-Socket 1.27mm IDC (SWD) Cable - 150mm long
1675-ADA 10-pin 2x5 Socket-Socket 1.27mm IDC (SWD) Cable - 150mm long
US$4.75
One cable per order. The ribbon cable is 0.06mm/0.025" pitch and the connector is a 1.27mm (0.05") pitch 2x5 box. These are not for use with programming most AVRs or other large devices that have 0.1" pitch connectors so be aware which you need!
Delivery within 2-3 weeks
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1539-ADA Break-away 0.1" 2x36-pin strip dual male header (10 pieces)
1539-ADA Break-away 0.1" 2x36-pin strip dual male header (10 pieces)
US$13.13
Its great for connecting things together, soldering to perf-boards, fits into any breadboard, etc. We go through these guys real fast, and thought that given how handy they are, we'd offer them in a pack of ten!
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1608-ADA Adafruit Perma-Proto Quarter-sized Breadboard PCB - Single
1608-ADA Adafruit Perma-Proto Quarter-sized Breadboard PCB - Single
US$5.68
This proto-board is the PCB you always wish you had, but never realized it! We took the basic layout of a quarter-sized breadboard (basically, a 'tiny' breadboard plus power rails) and turned that into a beautiful PCB.
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