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 -...

Features This Rotary Encoder Modules does NOT Include a knob cap The rotary 6mm shaft provides a large range of compatible knobs to choose from allowing you to get the right knob for your job 3.3 and 5V compatible Compatible with...

OCTOPUS PIR Sensor module is a type of electronic building block based on AM412 pyroelectric digital smart sensor. It can be used in sensing and detection of human or animal motion, sensing distance is about 4-5 meters. Dimension Specification Power...

Looking for another way to keep your Raspberry Pi cool? Hook up this 5V Mini Cooling Fan and prevent your hard-working Pi from overheating! Of course, it's also great for use with any small computer or FPGA or motor driver or anything...

Whether you're an agriculturalist, a professional meteorologist or a weather hobbyist, building your own weather station can be a really rewarding project. When you're measuring weather, however, you need some pretty specialized sensors. This kit...

Sensor Kit v4.0 for Raspberry Pi - 37-Module Ultimate Sensor Kit V4.0 for Raspberry Pi Kickstart your Raspberry Pi learning journey with a 37-in-1 sensor kit and 35 guided projects. Perfect for classrooms and beginners alike, the HiPi Sensor Kit...

Description The CamJam EduKit 2 features the following components all neatly packaged in a project tin: 1 x Breadboard 1 x Immersible temperature Sensor 1 x PIR Sensor 1 x LDR 1 x Active Buzzer 1 x Red 10mm LED 1 x Blue 10mm LED 1 x 4.7K...

The CamJam EduKit features the following components all neatly packaged in a project tin: A 400-point breadboard 3 LEDs (Red, Yellow and Green) A button A buzzer Resistors and jumper cables The kit is accompanied by a set of downloadable worksheets...

This device is compatible with any 5v microcontroller. The buzzer can be installed as an alarm for any system you want and only requires three wires to get this unit up and running. When holding the board with the pins facing towards you, the left most...

Tech details Sensor tip is 2" Chip: DS18B20; Voltage: 3.0~5.5V Temperature range: -55'C~+125'C (-67'F~+257'F) Wiring Diagram

Instructions for Use Soil moisture module is most sensitive to the ambient humidity is generally used to detect the moisture content of the soil.Module to reach the threshold value is set in the soil moisture, DO port output high, when the the soil...

This switch at rest is open (off) state. When subject to an external force touch with a appropriate shaking force, or its movement speed reaches appropriate centrifugal force (eccentric) heart, conductive pins will be in instantaneous conduction state to...

100 assorted through-hole LEDs: 10x red, 5mm 10x red, 3mm 10x green, 5mm 10x green, 3mm 10x blue, 5mm 10x blue 3mm 10x yellow, 5mm 10x yellow, 3mm 10x white, 5mm 10x white, 3mm

Clear 5mm tri-color LEDs with separate red, green and blue LED chips inside! Nice indicator, and fun to color-swirl. 60 degree viewing angle.  These are Common-Anode type which means you connect one pin to 5V or so and then tie the other three legs...