The ESP32 Dev Kit V1 is a powerful, low-cost Wi-Fi and Bluetooth development board based on the ESP32 SoC from Espressif Systems. With dual-core processing, built-in Wi-Fi and Bluetooth, multiple GPIOs, ADC, DAC, PWM, and SPI/I2C support, it's perfect for IoT, smart home, and embedded applications.

The Arduino Nano is a compact, breadboard-friendly microcontroller board based on the ATmega328P. It features 14 digital I/O pins, 8 analog inputs, PWM support, and USB connectivity, making it perfect for DIY electronics, robotics, automation, and IoT projects.

The HC-SR04 Ultrasonic Sensor is a high-precision distance measurement module that uses ultrasonic sound waves to detect objects and measure distances ranging from 2cm to 400cm with an accuracy of ±3mm. It is ideal for robotics, obstacle detection, automation, and IoT applications.

The 5mm LED is a standard-sized light-emitting diode perfect for indicating status, lighting displays, and signal applications in electronics projects. Available in multiple colors including red, green, blue, yellow, and more, this 5mm LED is highly versatile for use in Arduino, Raspberry Pi, and various DIY electronic designs.

The 1602 LCD with I2C is a 16x2 character display with I2C interface that simplifies wiring and reduces the number of pins required for communication. Ideal for Arduino, Raspberry Pi, and microcontroller-based projects, it is a popular choice for projects requiring readable output like digital displays, temperature monitors, and status indicators.

The 2004 LCD with I2C is a 20x4 character display with I2C interface, ideal for Arduino, Raspberry Pi, and other microcontroller-based projects. This LCD screen offers a larger display area compared to the 1602 LCD, making it perfect for projects requiring more information on-screen, such as sensor displays, system status reports, and user interfaces.

The 3-24V DC Buzzer is a versatile electromechanical component designed to provide audible alerts in various electronic applications. With a wide operating voltage range of 3V to 24V DC, this buzzer is perfect for use in alarm systems, indicators, warning devices, and many other DIY electronics projects that require sound notifications.

The 5V Relay Module 1-Channel is an electromechanical switch designed to allow low-voltage devices, such as Arduino and Raspberry Pi, to control higher voltage systems or high-power devices. This 1-channel relay is perfect for switching AC or DC loads using a 5V input signal, making it ideal for automation projects, home automation, and control systems.

The 10K B10K Variable Resistor is a linear-taper (B-type) potentiometer with three pins, designed for adjusting voltage levels, controlling signal strength, and fine-tuning electronic circuits. This potentiometer is commonly used in audio volume control, motor speed regulation, and DIY electronics projects.

The YF-S201 Hall Effect Water Flow Sensor is a high-precision flowmeter designed to measure water flow rates from 1 to 30 liters per minute (L/min). With a durable plastic body, G1/2" (1/2 inch) inlet/outlet ports, and a Hall-effect sensor, this sensor provides accurate flow rate readings in water dispensing systems, industrial automation, and IoT applications.

The 100x150mm Single-Sided Copper Clad PCB is a high-quality prototyping board designed for DIY electronics, circuit testing, and PCB fabrication. Featuring a pure copper layer, it allows for easy circuit etching, soldering, and custom PCB design, making it ideal for electronics hobbyists, engineers, and professionals.

The HC-SR501 PIR Motion Sensor Module is a passive infrared sensor designed for human body motion detection. It detects infrared radiation emitted by moving objects and triggers an output signal, making it ideal for security systems, automatic lighting, and motion-activated projects.

The 830 Points Solderless Breadboard is a high-quality prototyping tool that offers a larger workspace for creating complex circuits. With 830 tie points, it is perfect for advanced electronics projects, DIY experiments, and educational purposes. This solderless breadboard allows for easy assembly and testing of circuits without the need for soldering, making it ideal for both beginners and experienced engineers.

The SG90 Micro Servo Motor is a compact, high-performance servo motor designed for a wide range of robotics and DIY electronics projects. Its small size and precise control make it ideal for applications like RC cars, robotics, and automation systems. Offering great torque and smooth movement, it’s a popular choice among electronics hobbyists, students, and engineers.

The MPU-6050 is a high-precision 3-axis accelerometer and 3-axis gyroscope module, ideal for a wide range of motion-sensing applications. Perfect for projects that require motion tracking, orientation sensing, or gesture recognition, this module is a must-have for robotics, wearables, drone projects, and more. With built-in digital motion processing (DMP), it offers high accuracy and low power consumption for reliable sensor data in real-time.

The SIM800L GSM GPRS module is a compact and reliable quad-band communication module that enables devices to send and receive SMS, make voice calls, and connect to the internet via GPRS. Ideal for IoT applications, remote monitoring, home automation, and tracking systems, this module is compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers.

The Micro Push Button Switch (4 Pin, DIP) is a compact, momentary tactile switch commonly used in electronics projects, prototyping, and embedded systems. It provides a tactile feedback click when pressed and is normally open (NO) until activated. With a DIP (Dual In-line Package) 4-pin design, it is easy to solder onto PCBs or use on breadboards for prototyping.

The BC547 is a general-purpose NPN bipolar junction transistor (BJT), widely used in switching and amplification applications. It is a low-power transistor suitable for audio pre-amplifiers, signal processing, and digital switching circuits.

The 7805 voltage regulator is a popular positive linear regulator that provides a stable +5V DC output, perfect for powering microcontrollers, sensors, and logic circuits in embedded and DIY electronics projects.

The Arduino Uno SMD Edition features the same functionality as the standard Uno R3, but uses a surface-mount (SMD) version of the ATmega328P. It's perfect for projects needing a compact form factor and long-term durability.

The LM2596 Buck Converter Module is a compact, efficient, and adjustable DC-DC step-down voltage regulator ideal for powering microcontrollers, sensors, LED strips, and other electronics from higher voltage sources.

The RC522 RFID Module Kit is a compact, low-cost solution for 13.56MHz contactless communication. It’s ideal for adding secure RFID-based identification and access control to your Arduino, ESP32, Raspberry Pi, and other microcontroller projects.

Reliable and robust, this 380V AC Contactor is ideal for switching and controlling 3-phase motors and heavy electrical loads in industrial and automation environments. Designed for long operational life, it ensures safe and efficient power handling.

The 220V AC Contactor is a reliable and durable solution for controlling motors, heaters, and other electrical loads in residential, commercial, or industrial environments. Designed for efficient switching of AC circuits, it's a core component in automation systems.

The DHT11 is a low-cost digital sensor that provides reliable measurements of temperature and humidity, ideal for weather stations, environmental monitoring, and smart home projects.

The DS18B20 is a waterproof digital temperature sensor probe designed for precise temperature measurement in wet or outdoor environments, perfect for Arduino, ESP32, Raspberry Pi, and IoT applications.

The AD8232 ECG Sensor Module is a low-power analog front end for biopotential measurement like ECG (Electrocardiography) and heart rate monitoring. It's perfect for health-related projects, wearables, and biomedical applications.

The NEO-6M GPS Sensor Module is an advanced GPS receiver, designed for precise location tracking and navigation. With the ability to communicate with a variety of microcontrollers, including Arduino and ESP32, this GPS sensor is perfect for projects requiring real-time location data, such as navigation systems, drones, and robotics.

The HC-06 Bluetooth Module is a low-cost Bluetooth Serial Port Protocol (SPP) module designed for wireless communication between microcontrollers and other Bluetooth-enabled devices. It is widely used for applications such as wireless data transfer, remote control, and wireless sensors in projects involving Arduino, Raspberry Pi, and other embedded systems.

The IR Flame Sensor Module detects infrared light emitted by flames. It's a reliable, low-cost flame detection solution perfect for fire-detection systems, robotics, and safety monitoring in DIY electronics projects.

The IR Transmitter and Receiver Pair provides a simple, effective way to implement infrared communication or proximity detection in electronics projects. Ideal for remote controls, object detection, and IR communication between devices.

The 0.96" OLED Display Module is a compact, high-contrast graphical screen ideal for microcontroller projects. With an I2C interface, low power consumption, and bright white/blue display, it's perfect for Arduino, ESP32, Raspberry Pi, and embedded applications.

The PZEM-004T is a compact and powerful AC energy monitoring module capable of measuring voltage, current, power, and energy consumption. Ideal for DIY energy meters, smart homes, industrial monitoring, and IoT applications.

The Raspberry Pi Pico W is an enhanced version of the popular Pico board, featuring built-in 2.4GHz WiFi support. Powered by the RP2040 dual-core ARM Cortex-M0+ processor, it's ideal for wireless IoT applications, embedded systems, and hobbyist electronics.

The STM32 Development Board is a high-performance microcontroller platform based on the ARM Cortex-M3 core, ideal for advanced embedded projects, industrial controls, robotics, and learning real-time systems

The LoRa-01 Module (SX1278) is a long-range, low-power wireless transceiver module designed for robust communication in IoT, sensor networks, and telemetry systems. Ideal for Arduino, ESP32, STM32, and other microcontrollers.

The DHT22 Sensor Module is a highly accurate digital sensor that measures temperature and humidity, making it perfect for environmental monitoring, IoT projects, and smart home applications. More precise and stable than the DHT11.

PCB Thermal Transfer Paper is used to easily transfer circuit designs from a laser-printed layout onto a copper-clad board using heat (iron or laminator). Perfect for DIY electronics, prototyping, and hobbyist PCB fabrication.

The MAX30102 sensor module combines a pulse oximeter and heart rate monitor in one compact, low-power device. Ideal for fitness trackers, health monitoring, and wearable electronics projects using Arduino, ESP32, and Raspberry Pi.

The Load Cell + HX711 Module combo is a complete solution for measuring weight and force with high accuracy. Perfect for digital weighing scales, IoT weight tracking, kitchen scale projects, and Arduino-based automation systems.

The Push Button Module is a simple digital input module with a built-in momentary switch, designed for easy interfacing with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Great for beginner projects, menu navigation, or triggering events in DIY electronics.

This 13.56MHz RFID Card is a contactless proximity smart card compatible with RFID readers like RC522, PN532, and MFRC522. Ideal for access control, attendance systems, electronic locks, and Arduino-based identification projects.