The Elegoo 37 Sensor Kit V2.0 Guides
Elegoo 37 Sensor Kit v2 contents
Arduino / Arduino Projects and Guides / Elegoo Kits

The Elegoo 37 Sensor Kit V2.0 Guides

37 Sensors, 37 Solutions Your Complete Guide to Every Sensor in the KitThe Elegoo 37 Sensor Kit V2.0 is a comprehensive collection of sensors and modules designed for electronics enthusiasts, hobbyists, and students interested in experimenting with Arduino. From detecting motion to measuring temperature, this kit has it all, but figuring out how to use each module can feel overwhelming. That’s where I come in! I’ve put together detailed guides for every single sensor in the kit, breaking down their…

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March 30, 2025
How to Use the RFID RC522 Module with Arduino
RC522 RFID Module with Arduino Uno
Arduino / Arduino Projects and Guides

How to Use the RFID RC522 Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! In this guide I will be exploring RFID modules, in particular, the RC522 module found in Elegoo's Most Complete Starter Kit. This module allows you to read data from RFID cards and tags. Whether you’re a beginner looking to get started or someone with a bit of experience, seeking to expand your knowledge, this guide will cover the essentials of RFID technology. First, you'll learn how RFID technology works. Next,…

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December 28, 2024
Soil Moisture Sensor with Arduino
Soil Moisture Sensor with Arduino Diagram
Arduino / Arduino Projects and Guides

Soil Moisture Sensor with Arduino

Welcome to the World of Sensors and Modules with Arduino! The moisture sensor, also known as a soil moisture sensor, is a valuable tool for monitoring the moisture content in soil. It plays a crucial role in optimizing watering schedules for plants and ensuring their health and productivity. In this sensors and modules guide, we'll explore the soil moisture sensor and how you can use it with Arduino.If you're new to Arduino, why not take a look at our Getting…

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June 19, 2024
NRF24L01 Radio Controlled Arduino Project
NRF24L01 Radio Controller
Arduino / Arduino Projects and Guides

NRF24L01 Radio Controlled Arduino Project

Building our First Radio Controlled Arduino Project The NRF24L01 RF Module is a low-cost, high-performance 2.4GHz transceiver module widely used for wireless communication in Arduino projects. It operates on the 2.4GHz ISM band and provides reliable communication over a considerable distance, making it ideal for remote control applications. In this guide, we'll walk you through the process of building a simple wireless communication system between two Arduino boards. By the end of this tutorial, you'll be able to remotely control…

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May 7, 2024
NRF24L01: Building your First Radio with Arduino
nRF24L01 with Arduino Nano Diagram
Amateur Radio / Arduino / Arduino Projects and Guides

NRF24L01: Building your First Radio with Arduino

Welcome to the World of Sensors and Modules with Arduino! In this guide we will be building a basic transmitter and receiver using the NRF24L01 with Arduino. The NRF24L01 is a versatile and cost-effective radio frequency (RF) transceiver module that enables wireless communication between microcontroller-based devices. Developed by Nordic Semiconductor, the NRF24L01 module operates in the 2.4 GHz ISM (Industrial, Scientific, and Medical) band, providing a convenient and widely available frequency range for wireless communication. Please read our Introduction to…

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April 13, 2024
NRF24L01 Radio Module for Beginners
NRF24L01 Radio Module with Onboard Antenna
Amateur Radio / Arduino / Arduino Projects and Guides

NRF24L01 Radio Module for Beginners

Welcome to the World of Sensors and Modules with Arduino! Introduction to NRF24L01The NRF24L01 is a popular 2.4GHz radio frequency (RF) transceiver module which works great with Arduino. It's widely used in wireless communication applications, particularly in low-power and low-cost scenarios like IoT (Internet of Things), remote control systems, and sensor networks. The communication protocol for the NRF24L01 is proprietary to Nordic Semiconductor, the manufacturer of the chip. This is guide is for beginners to help you get to know…

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April 12, 2024
Morse Code Project with Arduino
Buzzer with Arduino Diagram
Arduino / Arduino Projects and Guides

Morse Code Project with Arduino

Creating a Morse Code Message Generator with Arduino! In a world inundated with instant messaging and high-speed communication technologies, there's something timeless and fascinating about Morse code, the original language of the telegraph era. Morse code is a method used for transmitting textual information as a series of on-off tones, lights, or clicks. Developed in the early 19th century by Samuel Morse and Alfred Vail, Morse code revolutionized long-distance communication and laid the groundwork for modern telecommunications systems.In this post,…

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April 8, 2024
5V Relay Module Controlled with Arduino
5V Relay Module with Arduino Diagram
Arduino / Arduino Projects and Guides

5V Relay Module Controlled with Arduino

Welcome to the World of Sensors and Modules with Arduino! The 5V Relay Module serves as crucial component in certain Arduino projects, enabling the control of high-voltage devices with the microcontroller's low-voltage signals. While immensely useful, the handling of high-voltage equipment can pose risks, especially for inexperienced or young Arduino enthusiasts. To keep our less experienced readers safe, we have opted to use a 9V battery as the higher voltage power supply. In this sensors and modules guide, we'll explore…

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March 13, 2024
IR Receiver and Transmitter Modules with Arduino
IR Transmitter Module with Arduino Diagram
Arduino / Arduino Projects and Guides

IR Receiver and Transmitter Modules with Arduino

Welcome to the World of Sensors and Modules with Arduino! Infrared (IR) is a type of electromagnetic radiation with wavelengths longer than those of visible light, but shorter than those of radio waves. It's invisible to the human eye, but it's commonly used in various applications. In this sensors and modules guide, we'll explore the IR Receiver Module and the IR Transmitter Module.If you're new to Arduino, why not take a look at our Getting Started with Arduino guides. These…

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March 12, 2024
Obstacle Avoidance Sensor Module with Arduino
Obstacle Avoidance Sensor Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Obstacle Avoidance Sensor Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The Obstacle Avoidance Sensor Module is a crucial component in robotics, enabling robots to detect and navigate around obstacles in their environment. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your Arduino projects.If you're new to Arduino, why not take a look at our Getting Started with Arduino guides. These guides are designed for beginners to learn the fundamental…

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February 24, 2024
Line Tracking Sensor Module with Arduino
Line Tracking Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Line Tracking Sensor Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The Line Tracking Sensor Module gives our robotics projects the ability to track and follow lines or paths accurately. If you draw a line and place the robot so that the sensor is directly above the line, the robot can follow the path of the line. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your Arduino projects.If you're new…

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February 22, 2024
Full Color SMD RGB LED Module with Arduino
RGB LED Module (SMD) with Arduino Diagram
Arduino / Arduino Projects and Guides

Full Color SMD RGB LED Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The SMD RGB LED Module brings vibrant illumination to your Arduino projects, allowing you to paint your creations with an array of dazzling colors. Whether you're designing mood lighting for your room, crafting interactive displays, or adding visual feedback to your projects, RGB LED Modules offer endless possibilities for creative expression. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance…

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February 18, 2024
Laser Transmitter Module with Arduino
Laser Transmitter Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Laser Transmitter Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! Laser technology has fascinated hobbyists and professionals alike for decades, offering a range of applications from simple pointers to advanced communication systems. The Laser Transmitter Module brings the power of lasers to your fingertips, allowing you to create mesmerizing displays, enhance security systems, or explore innovative communication methods.If you're new to Arduino, why not take a look at our Getting Started with Arduino guides. These guides are designed for beginners…

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February 16, 2024
GY-521 Sensor Module with Arduino
GY-521 Sensor Module with Arduino Diagram
Arduino / Arduino Projects and Guides

GY-521 Sensor Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The GY-521 sensor module, commonly known as the MPU-6050 or MPU-6500, is a versatile component that integrates a gyroscope and an accelerometer into a single package. It is widely used in projects requiring motion sensing, orientation tracking, gesture recognition, and stabilization. The MPU-6500 is an upgraded version of the MPU-6050, offering additional features and improved performance, but this guide is appropriate for both models. In this sensors and modules guide,…

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February 14, 2024
Tactile Switch Module with Arduino
Tactile Switch Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Tactile Switch Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The Tactile Switch Module also known as the Key Switch, Tact Switch or Push Button Switch, serves as a fundamental input device in many projects, enabling users to interact with their creations through tactile feedback. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your Arduino projects.If you're new to Arduino, why not take a look at our Getting Started…

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February 12, 2024
Linear Hall Magnetic Sensor with Arduino
Magnetic Linear Hall Sensor with Arduino Diagram
Arduino / Arduino Projects and Guides

Linear Hall Magnetic Sensor with Arduino

Welcome to the World of Sensors and Modules with Arduino! The Linear Hall Magnetic Sensor Module is a versatile electronic component utilized for measuring magnetic fields with precision and accuracy in Arduino projects. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your Arduino projects.If you're new to Arduino, why not take a look at our Getting Started with Arduino guides. These guides are designed for beginners to learn the…

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February 10, 2024
Automatic Flashing Color LED with Arduino
Automatic Flashing Color LED Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Automatic Flashing Color LED with Arduino

Welcome to the World of Sensors and Modules with Arduino! The Automatic Flashing Color LED Module is a captivating electronic component designed to bring dynamic and colorful lighting effects to Arduino projects. Unlike manually controlled modules, these devices feature built-in circuitry that automatically cycles through a spectrum of seven vibrant colors. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your own projects.If you're new to Arduino, why not take…

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February 8, 2024
Dual Axis Joystick Module with Arduino
Dual Axis Joystick Module with Arduino Diagram
Arduino / Arduino Projects and Guides

Dual Axis Joystick Module with Arduino

Welcome to the World of Sensors and Modules with Arduino! The dual axis joystick module is a versatile input device that provides two-dimensional control, allowing users to manipulate objects in both the X and Y axes. In Arduino projects, these modules are commonly used to interact with games, control robotic systems, or navigate through user interfaces. In this sensors and modules guide, we'll explore its working principle, key features, applications, and how it can enhance your Arduino projects.If you're new…

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February 6, 2024