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...

L3G4200D is a 3 axis gyroscope, providing you with very high resolution (16 bit) measurements at up to 2000 degrees per second (dps).   The gyroscope measures how much the device is rotating around...

This potentiometer is a two-in-one, good in a breadboard or with a panel. Its a fairly standard linear taper 10K ohm potentiometer, with a grippy shaft. Its smooth and easy to turn, but not so loose...

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,...

These nice switches are perfect for use with breadboard and perfboard projects. They have 0.1" spacing and snap in nicely into a solderless breadboard. They're easy to switch no matter what size...

This power jack is designed to fit 2.1mm power plugs snugly and securely. Perfect for adding a power connector to your project. We went for the more expensive "thin pin" type which snap into...

These are our favorite trimpots, perfect for breadboarding and prototyping. They have a long grippy adjustment knob and with 0.1" spacing they plug into breadboards or perfboards with ease. This is...

0.91-inch White OLED Display Module (I2C Interface) The 0.91-inch White OLED Display Module (I2C Interface) is a compact screen ideal for adding clear visual output to microcontroller projects. With...

SparkFun Thumb Joystick Breakout BOB-09110 This is the breakout board for the thumb joystick. Pins are broken out to a 0.1" header and include 4 mounting holes in the corners. Size: 1" x 1...

This is the Magnetic Door Switch Set, a small reed switch assembly specifically designed to alert you when doors, drawers, or any other aperture opens. These types of switches are primarily used in...

Have you ever wanted to control the flow of a liquid using your computer or microcontroller, but didn't know how? Well, here's how: The 12V solenoid controlled fluid valve. Simply connect a fluid...

Eight super-bright RGB LED indicators that are ideal for adding visual notifications to your Raspberry Pi without breaking the bank! Inspired by Alex Ellis' work with his Raspberry Pi Zero Docker...

By rotating the rotary encoder can be counted in the positive direction and the reverse direction during rotation of the output pulse frequency, unlike rotary potentiometer counter, which species...

This rotary encoder is the best of the best, its a high quality 24-pulse encoder, with detents and a nice feel. It is panel mountable for placement in a box, or you can plug it into a breadboard...

Pi Modules - PM_108 - High Power Relay Kit for PiCoolFan4. The PiCoolFAN4 can be optionally equipped with this High Current Relay. A Green LED light up to inform the user the Relay is ON...

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

Attaching NeoPixel strips to your costume can be a struggle as the flexible PCBs can crack when bent too much. So how to add little dots of color? Use these stranded NeoPixel dots! They're very...

INFRARED RECEIVER PCF4 - For PiCoolFAN4 & UPS PiCO IR (Infrared) sensor tuned to 38KHz, perfect for receiving commands from a TV remote control. Runs at 3V to 5V so it’s great for use on the...

Sound transducer - Buzzer for all models of PIco Stack 3.1kHz; Ø:12mm; H:7.5mm Specifications Sound transducer type :    electromagnetic, alarm

This thumbstick is an analog joystick - more accurate and sensitive than just 'directional' joysticks - with a 'press in to select' button. Since it's analog (potentiometers), you'll need two...