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Arduino boards (pick your main controller)
- Best classic starter board: Arduino Uno Rev 3 (ATmega328, Uno form factor) — $54.87.
- Alternative Uno options: Arduino Uno - R3 — $72.26 or Arduino Uno R3 (Atmega328 - assembled) — $34.14.
- Newer Uno generation: Arduino UNO R4 Minima — $52.36 or Arduino UNO R4 WiFi — $72.00 (adds Wi‑Fi).
- Compact/connected boards: Arduino Nano ESP32 — Wi‑Fi + Bluetooth (ESP32‑S3) for $52.36; or sensor-rich BLE option Arduino Nano BLE Sense Rev2 (Bluetooth 5.0 + onboard sensors) — $113.88.
- High-end hybrid Linux + MCU platform: Arduino UNO Q Development Board (4GB LPDDR4, 32GB eMMC) — $140.83.
Starter kits (best for beginners/classes)
- Official-style guided projects bundle: Arduino Starter Kit — 15 projects — $208.88.
- Value kit with lots of parts: Elecrow UNO R3 Starter Kit with Mulity Modules for Arduino — 200+ components — $81.82.
- Plug-and-play modular learning: Gravity: Starter Kit for Arduino — DFRduino UNO R3 + Gravity modules — $102.43; or Grove - Starter Kit for Arduino — Grove connector system + Base Shield — $90.86.
Handy add-ons & basics
- Prototyping essential: Arduino Jumper Cables (M/M) (65 Pack) — 65pcs — $6.82.
- Popular sensor for projects: Waterproof DS18B20 Digital Temperature Sensor For Arduino — waterproof temp probe — $10.36.
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Showing 21-40 of 55 products · 18 unavailable products hidden
Arduino Wi-Fi Shield
Arduino Mega 2560 R3
2x2A DC Motor Shield For Arduino
Gravity: Arduino Heart Rate Monitor Sensor (ECG)
2x1A DC Motor Shield for Arduino
Gravity: Arduino Shield for Raspberry Pi B+/2B/3B/3B+/4B
Romeo BLE mini -Small Arduino Robot Controller with Bluetooth 4.0
Arduino Nano ESP32 with headers
Arduino Pro Mini 328 - 5V/16MHz
Arduino Leonardo Microcontroller
Arduino Infra-red obstacle sensor
Arduino 9 Axes Motion Shield
Ethernet Shield for Arduino - W5200
37 in 1 Sensor Kit for Arduino
Smart Arduino Digital Servo Shield for Dynamixel AX
SparkFun Ardumoto - Motor Driver Shield
9V battery holder with switch 5.5mm/2.1mm plug
DIN Rail Mount Bracket for Arduino Mega
Arduino Mini 05
Gravity: Arduino Propane Gas Sensor (MQ6)
Arduino Wi-Fi Shield
The Arduino WiFi Shield allows an Arduino board to connect to the internet using the 802.11 wireless specification (WiFi). It is based on the HDG204 Wireless LAN 802.11b/g System in-Package. An Atmega 32UC3 provides a network (IP) stack capable of both TCP and UDP. Use the WiFI library to write s...
Arduino Mega 2560 R3
The Arduino Mega 2560 R3 is a microcontroller board based on the ATmega2560, offering significantly more I/O than standard Arduino boards. With 54 digital I/O pins, 16 analog inputs, and 4 hardware serial ports, it's the go-to board for complex projects that demand extensive connectivity. The R3...
2x2A DC Motor Shield For Arduino
The DFRobot 2×2A DC Motor Shield uses the L298P dual full-bridge driver chip to control two DC motors at up to 2 A per channel. It stacks directly onto Arduino Uno and Arduino Mega boards, using PWM pins 5 and 6 for speed control and digital pins 4 and 7 for enable/disable. The shield can be pow...
Gravity: Arduino Heart Rate Monitor Sensor (ECG)
The DFRobot Gravity Heart Rate Monitor Sensor measures the electrical activity of the heart and outputs it as an analog signal. Built around the AD8232 chip, it filters and amplifies the ECG signal to produce a clean waveform from the PR and QT intervals — viewable in real time using the Arduino ...
2x1A DC Motor Shield for Arduino
The DFRobot 2×1A DC Motor Shield uses the L293 motor driver chip to control two 7–12 V DC motors at up to 1 A per channel. It stacks directly onto Arduino Uno and Arduino Mega boards, using pins 4, 5, 6, and 7 for motor control with PWM speed support. Key Features Dual Motor Drive – Control tw...
Gravity: Arduino Shield for Raspberry Pi B+/2B/3B/3B+/4B
The Gravity Arduino Shield for Raspberry Pi brings Arduino-compatible I/O to your Raspberry Pi B+, 2B, 3B, 3B+, or 4B. Built around the ATmega32u4 (Arduino Leonardo), it sits on top of your Pi and gives you access to all standard Arduino shields and sensors alongside the Pi's own GPIO, I2C, SPI, ...
Romeo BLE mini -Small Arduino Robot Controller with Bluetooth 4.0
INTRODUCTION Romeo BLE mini is a small Arduino compatible robot control board with motor driver and bluetooth 4.0. It benefits from the Arduino open source platform, which includes thousands of open source codes. Its integrated 2 way DC motor driver allows the projec...
Arduino Nano ESP32 with headers
The Arduino Nano ESP32 brings the ESP32-S3 (u-blox NORA-W106 module) into the familiar Nano form factor with a USB-C connector. It supports both Arduino and MicroPython programming, making it an accessible entry point for IoT, Wi-Fi, and Bluetooth projects with the full backing of the Arduino eco...
Arduino Pro Mini 328 - 5V/16MHz
It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommen...
Arduino Leonardo Microcontroller
The Arduino Leonardo is a microcontroller board based on the ATmega32U4, offering the same flash, RAM, and capabilities as the ATmega328 found in the Uno. The key difference is built-in USB communication, allowing the Leonardo to appear as a keyboard, mouse, or serial device to a connected comput...
Arduino Infra-red obstacle sensor
The infrared obstacle sensor is a compact IR proximity module designed for robotics and automation projects. It detects obstacles within a 2–40 cm range and outputs a TTL-level signal, making it easy to integrate with Arduino and other microcontrollers. The detection distance is adjustable via a...
Arduino 9 Axes Motion Shield
The Arduino 9 Axes Motion Shield is based on the Bosch BNO055 absolute orientation sensor — a System in Package (SiP) integrating a triaxial 14-bit accelerometer, 16-bit gyroscope (±2000°/s range), triaxial geomagnetic sensor, and a 32-bit microcontroller running BSX3.0 FusionLib software. The B...
Ethernet Shield for Arduino - W5200
An Arduino-compatible Ethernet shield based on the Wiznet W5200 chip, providing a simple way to connect your Arduino to a network. It plugs directly onto an Arduino Uno or Mega 2560 and supports stacking additional shields on top. An aluminium alloy heatsink is fitted to the W5200 chip for therma...
37 in 1 Sensor Kit for Arduino
A comprehensive collection of 37 different sensors and modules for Arduino, covering a wide range of inputs and outputs for electronics projects. Everything comes neatly organised in a clear plastic storage case. From environmental sensing (temperature, humidity, light) to user input (joystick, ...
Smart Arduino Digital Servo Shield for Dynamixel AX
Some day,a guy want to make a robotic dog as a gift to his little son.He brought some digital servos, a microcontroller,Lipo batterys...Then he found it hard to drive these smart servos with Arduino processor! So we developed a driver board that can easily & quickly drive the digital servo...
SparkFun Ardumoto - Motor Driver Shield
The Ardumoto Shield is a dual-motor controller for Arduino based on the L298 H-bridge. It can drive two DC motors at up to 2A per channel, making it an excellent platform for RC vehicles and small autonomous robots. The board draws power from the Arduino's Vin line and includes blue and yellow L...
9V battery holder with switch 5.5mm/2.1mm plug
A 9V battery holder with a built-in on/off switch and a pre-attached 5.5mm/2.1mm centre-positive barrel plug. Ready to use out of the box — snap in a 9V battery, plug into your Arduino or other development board, and use the switch to control power. Key Features On/Off Switch – Conveniently co...
DIN Rail Mount Bracket for Arduino Mega
This DIN Rail Mount Bracket provides quick and easy mounting for Arduino, which allows you to conveniently build up your Arduino-related projects. Made of high-quality PVC material, it is durable and fireproof, and well suitable for the boards like Mega2560 and Mega1280.Application Dimension of ...
Arduino Mini 05
Arduino is an open-source physical computing platform based on a simple i/o board and a development environment that implements the Processing/Wiring language. Arduino can be used to develop stand-alone interactive objects or can be connected to software on your computer (e.g. Flash, Processing, ...
Gravity: Arduino Propane Gas Sensor (MQ6)
INTRODUCTION This is an Arduino Propane Gas Sensor. It uses MQ6 probe to detect iso-butane, propane and liquefied petroleum gas (LPG). It is less sensitive with alcohol, cooking fumes and cigarette smoke. It can be used in gas leakage detecting equipment in...
