New Arrivals

SKU: AF-2991 | Brand: Adafruit

Do you ever find yourself saying, "Gee whiz I wish I could plug in 4 more USB devices to my tablet, or microcontroller with USB host, or a Pi Zero?" I did - literally every single day.  But then I fo...

SKU: DF-DFR0191 | Brand: DFRobot

The DFRobot Mega 2560 V3.0 is a fully compatible Arduino Mega 2560 R3 microcontroller board based on the ATmega2560. It features 54 digital I/O pins (14 with PWM), 16 analog inputs, 4 hardware serial ports, and a 16 M...

SKU: AF-158 | Brand: Adafruit

Hall effect sensors detect whether a magnet is near. Useful for non-contact/waterproof type switches, position sensors, rotary/shaft encoders. I tried dozens of different hall effect sensors to see which one wou...

SKU: AF-169 | Brand: Adafruit

Tiny little servo can rotate approximately 180 degrees (90 in each direction), and works just like the standard kinds you're used to but smaller. You can use any servo code, hardware or library to control these servos...

SKU: SF-COM-11452 | Brand: SparkFun

These color-changing LEDs take the work out of creating crazy, flashy, blinky… ness. Simply apply power and the LED will cycle through the RGB colorspace: no external controller necessary! These bright and festive LED...

SKU: DF-SEN0171 | Brand: DFRobot

A passive infrared (PIR) motion sensor from DFRobot's Gravity series. It detects infrared radiation from people and animals in motion and outputs a digital HIGH signal when movement is detected — ideal for security sy...

SKU: AF-288 | Brand: Adafruit

Perfect for bread-boarding, free wiring, etc. This spool of solid-core wire is easy to solder to. When bent it keeps its shape pretty well. We like to have a few spools of this stuff around. We suggest picking up wire...

SKU: SF-COM-11275 | Brand: SparkFun

It’s the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated push button comes with an LED, securing nut and a pre-installed long life horizontal micro...

SKU: SF-COM-11274 | Brand: SparkFun

It’s the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated push button comes with an LED, securing nut and a pre-installed long life horizontal micro...

SKU: AF-388 | Brand: Adafruit

Infrared LEDs are used for remote controls (they're the little LED in the part you point at your TV) and 'night-vision' cameras, and these little blue guys are high powered ones! They are 940nm wavelength, which is...

SKU: DF-DFR0010 | Brand: DFRobot

The DFRduino Nano USB Microcontroller V3.1 (ATMega 328) is a breadboard ready version of the Arduino mini with integrated USB. The arduino Nano has everything that the Diecimila has (electronically) with more anal...

SKU: SF-DEV-10899 | Brand: SparkFun

The LilyTiny is a compact LilyPad board with a built-in ATtiny85 microcontroller that drives four pre-programmed LED patterns. Simply sew on four LEDs and connect a battery — no programming or main board required. Ea...

SKU: SF-PRT-10811 | Brand: SparkFun

This DC power jack/connector is just like the other one that we carry except that it’s terminated with breadboard-friendly pins instead of wide solder terminals. These are also compatible with our DC wall supplies and...

SKU: SF-COM-12986 | Brand: SparkFun

We know these look like a lot of our other LEDs, but they’re not! These are PTH Addressable RGB LEDs with a WS2812 control IC built right into the them. This PTH version is incredibly similar to its SMD cousin, except...

SKU: AF-3328 | Brand: Adafruit

The Adafruit PT100 RTD Temperature Sensor Amplifier is a breakout board for the MAX31865 precision RTD-to-digital converter. It reads 2-, 3-, or 4-wire PT100 platinum resistance temperature detectors over SPI, deliver...

SKU: DF-TEL0094 | Brand: DFRobot

You must have used a GPS receiver. It is easy to be found in most places, such as smartphones, cars, and computers. They are used to track your loaction all over the globe. GPS Receiver for Arduino is a unit embed...

SKU: AF-954 | Brand: Adafruit

The cable is easiest way ever to connect to your microcontroller/Raspberry Pi/WiFi router serial console port. Inside the big USB plug is a USB<->Serial conversion chip and at the end of the 36" cable are four wire - ...

SKU: SF-PRT-10288 | Brand: SparkFun

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive female barrel jack. If you have a power supply with a barrel jack an...

SKU: DF-DFR0429 | Brand: DFRobot

INTRODUCTION An ordinary DC motor requires an H Bridge to work with a microcontroller such as an UNO. For newcomers to electronics, the process of finding the right motor driver, connecti...

SKU: DF-SEN0204 | Brand: DFRobot

A non-contact liquid level sensor that detects the presence of liquid through a container wall — no direct contact with the liquid required. Using advanced signal processing via the XKC-Y25-T12V chip, it works through...