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: 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: 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: AF-653 | Brand: Adafruit

This sewable CR2032 battery holder makes it easy to add power to wearable electronics projects. Two small 1mm holes in the metal connection tabs are perfectly sized for a #5 or smaller needle to pass through, so you c...

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: 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: WS-32790 | Brand: Waveshare

Unleash the full potential of your IoT and smart device projects with the ESP32-S3 1.83inch Touch Display Development Board – a powerhouse of versatility and seamless connectivity wrapped into a compact design.Product...

SKU: KS-KS0428 | Brand: Keyestudio

The Keyestudio Mini Tank Robot V2.0 is a tracked robotics platform for learning Arduino programming, sensor integration, and smart robot construction. It supports obstacle avoidance, line following, IR remote control,...

SKU: WS-32769 | Brand: Waveshare

The ESP32-C6 Touch AMOLED 2.06 is a smartwatch-style development board built around the ESP32-C6 RISC-V processor. Featuring a vibrant 2.06" AMOLED touchscreen, WiFi 6, Bluetooth 5, and Zigbee connectivity, it's a com...

SKU: LB-LS6569 | Brand: Little Bird

A DIY soldering kit that builds into a functional ultrasonic distance meter. Using an HC-SR04 ultrasonic sensor, STC89C52 microcontroller, and 3-digit 7-segment display, this kit measures distances from 5cm to 4m with...

SKU: DF-DFR1231 | Brand: DFRobot

The IO Extender for UNIHIKER K10 is a dedicated expansion shield engineered to unlock the full creative potential of the UNIHIKER K10 AI Coding Learning Board. It functions by breaking out all of the UNIHIKER K10's o...

SKU: WS-31137 | Brand: Waveshare

An ESP32-S3 development board with a built-in 3.5" IPS capacitive touchscreen display (320×480, 262K colours). Powered by the dual-core Xtensa LX7 processor running at up to 240 MHz with Wi-Fi and Bluetooth 5 (LE) con...

SKU: EF-EF08431 | Brand: ElecFreaks

Description The ELECFREAKS jacdac smart exploration kit, which is based on micro:bit V2, is equipped with a variety of jacdac series sensors, including jacdac expansion boards, button sensors, light sensors...