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Red 7-segment clock display - 0.56" digit height

Adafruit
In stock

Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for ad...

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Original price $7.50 - Original price $7.50
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$7.50
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Current price $7.50

Red 7-segment clock display - 1.2" digit height

Adafruit
In stock

I like big seven-segment displays and I cannot lie! Design a clock, timer or counter into your next project using our pretty, candy-bar sized 4-dig...

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Original price $7.50 - Original price $7.50
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Current price $7.50
Original price $8.95 - Original price $8.95
Original price
$8.95
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Current price $8.95

Red Electroluminescent (EL) Tape Strip - 100cm w/two connectors

Adafruit
Out of stock

EL tape is the big sister to EL wire - it has the same glow effect but with a flat, wide shape instead of a round shape. The glowing part of the ta...

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Original price $24.99 - Original price $24.99
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$24.99
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Current price $24.99

Red Rover Robot Chassis Kit with DC Motors and Motor Controller

Chicago Electronic Distributors
Low stock

Red Rover is a simple 2WD robot chassis that gets your projects moving quickly! Unlike other robots that need expensive motor control boards, the R...

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Original price $24.99 - Original price $24.99
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Current price $24.99
Original price $1.95 - Original price $1.95
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$1.95
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Current price $1.95

Reflective IR Sensor with 470 and 10K Resistors

Adafruit
Out of stock

This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn i...

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Original price $55.00
Original price $55.00 - Original price $55.00
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Current price $49.99
$49.99 - $49.99
Current price $49.99

Relay Attenuator

Allo
In stock

Relay Attenuator for Piano, Piano 2.1, Boss DACs. Nominal value is 10k. Simply plug in above your DAC and then take the output attenuated by relays...

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Original price $55.00
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Current price $49.99
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Original price $9.99 - Original price $9.99
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$9.99
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Relay for Micro:Bit

Monk Makes
Out of stock

The MonkMakes Relay for micro:bit is a solid-state (no moving parts) relay that allows an output of a micro:bit to turn things on and off. A micro:...

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Original price $41.99 - Original price $41.99
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$41.99
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RELAYplate

Pi Plates
In stock

The RELAYplate from Pi-Plates is the first dedicated relay board for the Raspberry Pi designed to meet the safety requirements of UL 60950 while ...

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Original price $41.99 - Original price $41.99
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Current price $41.99
Original price $9.95 - Original price $9.95
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$9.95
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Current price $9.95

Resistive Touch Screen Controller - STMPE610

Adafruit
Out of stock

Getting touchy performance with your screen's touch screen? Resistive touch screens are incredibly popular as overlays to TFT and LCD displays. Onl...

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Original price $2.99 - Original price $2.99
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Resistor and LED kit

Chicago Electronic Distributors
In stock

This is a cost effective kit including a variety of resistors and LED's.   Includes: 10x 220 ohm 1/4 watt resistors 10x 1k ohm 1/4 watt resistors...

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Current price $2.99
Original price $8.95 - Original price $8.95
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Current price $8.95

Resistor Kit - 1/4W (500 total)

SparkFun Electronics
Out of stock

Resistors are a good thing, in fact, they're actually crucial in a lot of circuit designs. The only problem seems to be that resistors disappear i...

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Original price $13.99 - Original price $13.99
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$13.99
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Retro Gaming with Raspberry Pi

Raspberry Pi
In stock

This 164-page book shows you how to set up a Raspberry Pi to play classic games, and a whole lot more. Build your own portable console, full-size ...

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Original price $32.50 - Original price $32.50
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$32.50
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Current price $32.50

RFID Reader ID-12LA (125 kHz)

SparkFun Electronics
Out of stock

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying a...

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Original price $32.50 - Original price $32.50
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Original price $12.95 - Original price $12.95
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$12.95
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RGB backlight positive LCD 16x2 + extras

Adafruit
In stock

This is a fancy upgrade to standard 16x2 LCDs, instead of just having blue and white, or red and black, this LCD has black characters on a full col...

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Current price $12.95
Original price $24.95 - Original price $24.95
Original price
$24.95
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Current price $24.95

RGB backlight positive LCD 20x4 + extras

Adafruit
Out of stock

This is a fancy upgrade to standard 20x4 LCDs, instead of just having blue and white, or red and black, this LCD has black characters on a full col...

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Original price $24.95 - Original price $24.95
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Original price $7.95 - Original price $7.95
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Current price $7.95

RGB Color Sensor with IR filter and White LED - TCS34725

Adafruit
Low stock

Your electronics can now see in dazzling color with this lovely color light sensor. We found the best color sensor on the market, the TCS34725, wh...

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Current price $7.95
Original price $24.95 - Original price $24.95
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Current price $24.95

RGB LCD Shield Kit w/ 16x2 Character Display - Only 2 pins used!

Adafruit
Low stock

This new Adafruit shield makes it easy to use a 16x2 Character LCD.  Unfortunately, these LCDs do require quite a few digital pins, 6 to control th...

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Original price $26.99 - Original price $26.99
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Current price $26.99

RGB LCD Shield Kit w/ 16x2 Character Display - Only 2 pins used! - POSITIVE DISPLAY

Adafruit
Out of stock

This new Adafruit shield makes it easy to use a 16x2 Character LCD. We really like the RGB LCDs we stock in the shop both the RGB negative and RGB ...

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Original price $26.99 - Original price $26.99
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Original price $4.99 - Original price $4.99
Original price
$4.99
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Current price $4.99

RGB LED for Micro:Bit

Monk Makes
Out of stock

The MonkMakes RGB LED for micro:bit provides a colorful add-on to your micro:bit. Connect it up with alligator clips and then use the three output...

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Original price $4.99 - Original price $4.99
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Original price $4.95 - Original price $4.95
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Current price $4.95

Right Angle USB cable - A/MicroB

Adafruit
Out of stock

This here is your standard A to micro-B USB cable, for USB 1.1 or 2.0, but with a twist! Literally! Instead of the cable coming straight out from t...

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Original price $4.95 - Original price $4.95
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Right-angle Mini GSM/Cellular Quad-Band Antenna - 2dBi SMA Plug

Adafruit
In stock

This 2.2"/57mm long antenna has 2dBi of gain and 50Ω impedance so it will work fantastically with just about any 850/900/1800/1900/2100 wireless re...

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Original price $4.95 - Original price $4.95
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Current price $4.95
Original price $164.99
Original price $164.99 - Original price $164.99
Original price $164.99
Current price $154.99
$154.99 - $154.99
Current price $154.99

Ringo: An Educational DIY Mobile Phone

CircuitMess
Out of stock

This neat little device is an open source mobile phone that you can build yourself. Besides that, MAKERphone is also an educational device shaped l...

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Original price $164.99
Original price $164.99 - Original price $164.99
Original price $164.99
Current price $154.99
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Current price $154.99
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Original price $23.99 - Original price $23.99
Original price
$23.99
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Current price $23.99

Robit - DIY Mini Smart Cars Robot Development Platform

Elecfreaks
Out of stock

Robit is a motherboard for a micro:bit based smart car. It is compatible with MBOT. With most of the features of MBOT,  with the addition of 4 DC ...

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Original price $23.99 - Original price $23.99
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Original price $7.00 - Original price $7.00
Original price
$7.00
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Current price $7.00

Round Force-Sensitive Resistor (FSR)

Adafruit
Out of stock

FSRs are sensors that allow you to detect physical pressure, squeezing and weight. They are simple to use and low cost. This sensor is a Interlink ...

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Original price $7.00 - Original price $7.00
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