Circuitry & IOT

SKU: SF-PRT-14219 | Brand: SparkFun

A 2×AAA battery holder with a sliding cover and built-in ON/OFF switch. The cover keeps batteries secure, and the switch provides convenient power control for your project. Wire leads are approximately 150 mm long wit...

SKU: DF-SEN0138-L | Brand: DFRobot

A compact crash sensor (left-side variant) based on a miniature snap-action micro switch with roller lever. Designed for Arduino and compatible microcontrollers, this sensor module includes an onboard pull-up resistor...

SKU: SF-BOB-00497 | Brand: SparkFun

8-Pin SSOP to DIP break out board. The footprint was rotated to accommodate different width SSOP devices and can be used with 8 pin SSOPs. Designed to be used with 0.65mm pitch devices but can also be used with 0.0...

SKU: SF-PRT-00112 | Brand: SparkFun

Your first exposure to electrical engineering - the bread board. Who knew it would bring so much frustration? This is your standard solderless breadboard - three binding posts, two power buses, black aluminum plate ...

SKU: SF-DEV-11224 | Brand: SparkFun

This is the new Arduino Uno R3. In addition to all the features of the previous board, the Uno now uses an ATmega16U2 instead of the 8U2 found on the Uno (or the FTDI found on previous generations). This allows for fa...

SKU: DF-KIT0011 | Brand: DFRobot

INTRODUCTION If you want to start playing with sensors, this sensor kit for arduino will be the perfect choice for you to get started. It comes with bundle of the most popular DFRobot sensors...

SKU: DF-KIT0018 | Brand: DFRobot

The DFRobot Gravity Intermediate Kit for Arduino takes you beyond the basics with a comprehensive set of sensors, modules, and an Arduino-compatible board. Starting with simple LED projects and progressing to more com...

SKU: DF-DFR0213 | Brand: DFRobot

The Dreamer Nano V4 is a surface mount breadboard embedded version of the ATMEGA 32U4 with integrated Micro USB. It has everything that Arduino Leonardo has (electrically).Physically, it is just missing power jack ...

SKU: PL-1914 | Brand: Pololu

These 2×6-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires to create reliable, removable twelve-wire c...

SKU: SF-DEV-10524 | Brand: SparkFun

The name says it all on this one. An ATmega328 in DIP package, pre-loaded with the Arduino Optiboot (Uno 16MHz) Bootloader. This will allow you to use Arduino code in your custom embedded project without having to ...

SKU: PL-1910 | Brand: Pololu

These 2×2-pin crimp connector housings let you quickly build custom cables that mate with standard 0.1" (2.54mm) spaced connectors. Pair them with pre-crimped terminal wires or crimp pins to create reliable, removable...

SKU: PL-136 | Brand: Pololu

The Sharp GP2Y0A21YK0F is an infrared distance sensor that outputs an analogue voltage corresponding to the distance of the nearest object within its 10–80 cm detection range. Using IR triangulation, it provides relia...

SKU: SF-PRT-09925 | Brand: SparkFun

This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small Phillips head screw. Another bonus is the ON/OFF ...

SKU: SF-PRT-09835 | Brand: SparkFun

This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel jack connector. The connector mates with the barrel jack on the Arduino (among a numbe...

SKU: AF-824 | Brand: Adafruit

Handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 12" (300mm) long and come in a 'strip' of 40 (4 pieces of each of ten rainbow colors). They have 0.1" male he...

SKU: AF-1949 | Brand: Adafruit

These Female/Female Jumper Wires are handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are 12" (300mm) long and come in a 'strip' of 20 (2 pieces of each of ten rainb...

SKU: AF-825 | Brand: Adafruit

Handy for making wire harnesses or jumpering between headers on PCB's. These premium jumper wires are approximately 3" (75mm) long and come in a 'strip' of 40 (4 pieces of each of ten rainbow colors). They have 0.1...

SKU: SF-SEN-09673 | Brand: SparkFun

A compact force sensitive resistor (FSR) from Interlink Electronics with a 4 mm (0.16″) diameter active sensing area. The resistance changes based on applied pressure — from over 1 MΩ with no pressure down to approxim...

SKU: AF-2018 | Brand: Adafruit

Add a micro-slice standard solderless breadboard to your Perma-Proto or other perf-board. This 2x8 point solder-less breadboard is a good way to add some solderless prototyping space if you just need to...

SKU: SS-110060762 | Brand: Seeed Studio

Expand your micro:bit with the Grove Inventor Kit – a complete package of sensors, displays, and actuators that connect without soldering. The kit includes a Grove shield that adds plug-and-play Grove ports to your mi...