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  26 Pin Raspberry Pi Prototype Hat

  Pop this Prototyping Hat on top of your Raspberry Pi to give your circuits a super quick connect/disconnect from the Raspberry Pi. You can solder your projects directly onto the protoshield and pop them on/off your Raspberry Pi without any wiring! Useful for quickly swapping out your Raspberry Pi between projects.

  
  

  $15.95
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  3 Axis Magnetometer / Compass...

  Use this Triple Axis Magnetometer Breakout HMC5883L to detect magnets nearby or use as a digital compass! Simple I2C communication protocol for easy data acquisition from your microcontroller. Raspberry Pi compatible!

  
  

  $9.99
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  Sewable Slide Switch for Lilypad

  Sew with conductive thread to the two pads to add an easy on/off switch to your e-textile & Lilypad projects.

  
  

  $2.99
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  Digital Hall Effect Sensor:...

  Detect when a magnet is nearby using this Hall Effect Sensor. Similar to a reed switch, except the output toggles when a magnet is nearby instead of staying steady on. Ideal for POVs, encoders and precision magnetic presence sensing.

  
  

  $0.95
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  Arduino UNO R3

  The Arduino UNO is the most common Atmega328P Breakout Board. This board uses the same chip as the Pro Mini, but in a more beginner-friendly large size like you'll find on many online tutorials and project outlines. Great for total beginners looking to get started with Arduino.

  
  

  $29.99
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  2.8" Pi TFT Touch Screen LCD Hat...

  Place this 2.8" Touch Screen on top of your Raspberry Pi 2, A+, B+, A or B and you'll have a beautiful color touch display.

  
  

  $34.95
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  3.5" Pi TFT Touch Screen LCD Hat...

  Place this 3.5" Touch Screen on top of your Raspberry Pi 4, 3, 2, A+, B+, A or B and you'll have a beautiful color touch display.

  
  

  $44.95
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  4017 Decade Counter: CD4017BE

  Use this Decade Counter to create super simple LED chaser circuits! This chip turns on and off each of it's 10 outputs sequentially! Just give it a clock signal to set the speed of the chasing! This all too popular chip is useful in loads of applications.

  
  

  $1.79
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  24LC256 EEPROM I2C External...

  Add some external memory that won't get erased when the power goes out! Great for low power Arduino projects where you want to turn off the system and save up to 32kbytes of data externally (that's 62 times Arduino's built-in storage)!

  
  

  $1.99
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  Heavy Duty Universal Wire Stripper

  Heavy Duty Wire Strippers that strip and cut any gauge wire between 10-24 AWG!

  
  

  $19.99
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  PIR Motion Sensor

  Detect if someone is in the room! Use this PIR Sensor to turn on or off your circuits when someone enters the premises!

  
  

  $9.75
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  MSGEQ7 Graphic Equalizer Display...

  The MSGEQ7 is a seven band graphic equalizer chip used to detect the max peak of audio in each of the 7 bands and multiplex it together to provide a DC representation of the amplitude of each band. Very useful for audio projects!

  
  

  $4.99
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