USB LED Ambient Atmosphere Light - White - 1 Piece This USB LED will brighten the life of any USB port!  Features Play and plug  Universal use - For your car/computer/laptop/Raspberry Pi/portable battery Voltage: 5V with USB socket Power...

Monitor air pollution cheaply and accurately with this matchbox-sized particulate matter (PM) sensor from Plantower! It senses particulates of various sizes (PM1, PM2.5, PM10) from sources like smoke, dust, pollen, metal and organic particles, and more...

A handy-dandy breakout that converts between the picoblade connector cable on the PMS5003 particulate matter sensor and a standard male 2.54mm pitch header. Use this breakout to connect a PMS5003 particulate matter sensor straight to your Raspberry Pi...

The super-smart BME688 air quality sensor can measure temperature, pressure and humidity precisely. It also has an upgraded, AI-enhanced gas scanner! Like its predecessor the BME680, this high quality sensor can be used to monitor every aspect of your...

A really nice environmental sensor that's ideal for indoor monitoring of temperature, pressure, and humidity, or even outdoors in a suitable enclosure. It's Raspberry Pi and Arduino-compatible. We use this sensor on our Enviro+ environmental monitoring...

This light and proximity sensor detects light over a wide dynamic range (0.01 lux to 64,000 lux) and proximity within a short range of ~5cm. The LTR-559 is the same sort of sensor that you'd find next to the camera in your phone to detect when it's next...

Crisp, high-res, with great viewing angles (IPS), this 1.3" square, 240x240 pixel, colour LCD will add some pizzazz to your Raspberry Pi or Arduino projects. The square form-factor of this display makes it great for cramming lots of information...

A fast and precise environmental sensor that can measure temperature, pressure, and altitude. Our BMP280 breakout is Raspberry-Pi and Arduino-compatible. If you're looking for a simple temperature and pressure sensor, then this is the one to pick. It's...

A minimal RP2040 breakout board wrangled into a Pin Grid Array, with 8MB flash and a maximal dash of retraux style. PGA2040 is a compact RP2040 breakout intended for the most svelte and embeddable of projects. It contains only the components necessary to...

Measure indoor air quality—total volatile organic compounds (TVOC) and equivalent CO2 (eCO2)—with this digital sensor for Raspberry Pi and Arduino. The SGP30 sensor measures two different types of gases: volatile organic compounds (like...

Most of our customers love using the Arduino for prototyping, design, and invention but find themselves stuck when trying to connect the Arduino to the latest sensors, displays, controllers, interfaces, etc. as they are almost all 3.3V logic these days...

Level shifting chips let you connect 3V and 5V devices together safely. This chip is similar to others in the shop (such as the 74LVC125) except this one is particularly good at converting 3V logic up to 5V. This is in demand, especially when connecting...

Description LCD display module with blue backlight Wide viewing angle and high contrast Built-in industry standard HD44780 equivalent LCD controller Commonly used in: copiers, fax machines, laser printers, Raspberry Pi DIY Users LCM type: Characters Can...

With some development boards, low power usage is an afterthought. Especially when price and usability is the main selling point. So what should you do when it's time to turn around and make that project of yours run on a battery or solar? Sure you could...

Here's the easiest way to add a cool white LED element for costuming or lighting effects or... something else? Of course, you could also just use this Cool White LED Ring Light as a lighting addition to your photo and video projects. Deceptively small...

Get ready to clacky to your heart's content. Here is a 10 pack of translucent keycaps for your next mechanical keyboard or NeoKey project. Snap them onto a Cherry MX or compatible switch to turn your Feather or breakout into the lil'est macro keypad. The...

This OLED display has a wide display area for the times you need to read longer data on a screen. It is easy to connect with I²C and only uses two data wires! There is a great tutorial on Adafruit Learn, follow the instructions for the 128x32 I2C...

For crafting your very own custom keyboard, these Kailh White Linear mechanical key switches are deeee-luxe! With smooth actuation and Cherry MX compatibility, they're lovely when you want a clicky tactile keystroke with a snappy feel and an audible...

The SparkFun QwiicBus EndPoint is the fastest and easiest way to extend the range of your I2C communication bus. The breakout uses NXP’s PCA9615 IC, which converts the two default I2C signals into four differential signals, two for SCL and two for...

PIR sensors are used to detect motion from pets/humanoids from about 5 meters away (possibly works on zombies, not guaranteed). This sensor is much smaller than most PIR modules, which makes it great for unobtrusive projects. It's also fully-contained -...