SmartElex FT232RL USB to TTL Converter – High-Speed USB to UART Module The SmartElex FT232RL Industrial USB to TTL Converter is a durable and high-performance communication module designed to bridge USB and TTL interfaces seamlessly. Powered by the reliable FTDI FT232RL chipset, it ensures stable and efficient data transmission, making it perfect for industrial use, embedded systems, and automation setups. Its robust design, built-in ESD protection, and resettable fuse make it a trusted tool for long-term and demanding environments. This USB to UART converter supports both 3.3V and 5V logic levels, giving you flexibility for various applications such as microcontroller programming, data logging, and debugging. With plug-and-play support across Windows, macOS, Linux, and Android, it’s user-friendly and versatile. The onboard LEDs for TXD, RXD, and power make monitoring communication easy, while the fool-proof 8-pin header ensures secure and reliable connections every time. Applications: Programming and debugging microcontrollers Serial communication with embedded systems USB to TTL conversion for various devices Data logging and monitoring Integration with industrial automation systems. Cautions: Ensure correct voltage selection using the onboard jumper to prevent damage. This module is designed for TTL level signals; do not connect directly to RS232 interfaces. Avoid exposure to moisture and static discharge. Features: Built with the original FTDI FT232RL chipset for reliable USB to UART communication. Supports 3.3V and 5V logic levels, selectable via jumper. Wide baud rate range from 300 bps to 3 Mbps. Features TXD, RXD, and Power LEDs for clear status indication. Equipped with ESD protection diodes and a resettable fuse for safety. Compatible with Windows, macOS, Linux, and Android systems. Compact and lightweight design, ideal for embedded and industrial setups.

SmartElex GSM/GPRS Shield for Arduino - Quectel M66 Module The SmartElex GSM/GPRS Shield for Arduino - Quectel M66 Module is a compact and reliable Arduino GSM GPRS shield that connects your Arduino board to a cellular GSM network. With this shield, you can easily send and receive SMS, make and answer calls, or connect to the internet via GPRS. Powered by the robust Quectel M66 GSM GPRS module, it comes equipped with essential components like a SIM card holder, cellular antenna, Bluetooth 3.0 with antenna, and a 3.5mm audio jack for voice communication. The shield communicates through a serial interface using standard AT commands, making integration simple and efficient. Whether you’re building an IoT system, a remote monitoring device, or a mobile communication project, the SmartElex GSM/GPRS Shield offers a complete and user-friendly solution for your next Arduino-based GSM project. Instructions to Use: Jumpers: There are two RX and TX jumpers on board. If both jumpers are connected, the shield's RX and TX are linked to the Arduino D2 and D3 pins, respectively. Use Arduino's software serial library. The jumpers are connected as follows: RX of Shield Arduino TX (D2) Shield RX (D3) And Shield D7 power pin. For Arduino Mega: After mounting the shield on the Mega, remove two jumpers from the shield called TX and RX. In addition to the jumper, there is a three-pin male header labeled TX & RX, which corresponds to the TX and RX pins of the GSM chip. By attaching a jumper wire to the 3 pin Male header, you can communicate with the GSM shield using any other controller. For Arduino Mega, connect the shield's RX pin to the Mega's D2 pin and the shield's TX pin to the Mega's D10. Modify the following line in the sample code: SoftwareSerial mySerial(10,2). Applications: Home Automation Vehicle Tracking Remote Monitoring and Control Agricultural Automation Industrial Automation GPRS Data Logging Features: GSM/GRPS 850/EGSM 900/DCS 1800/PCS 1900 MHz quad-band Use a 3.5 mm headphone to make and receive voice calls? Jack Allows SMS texts to be sent and received. Based on the Quectel M66 module. Add an antenna and Bluetooth 3.0 onboard. RX and TX voltage levels are both 3.3V and 5V.

SmartElex Hall Sensor The SmartElex Hall Sensor is a compact electronic component designed to detect magnetic fields using the Hall effect. It helps sense the presence, strength, or change in magnetic fields without physical contact, making it useful for reliable and wear-free detection. This sensor is suitable for students, makers, engineers, educators, and startups who are working on electronics projects that require accurate magnetic field sensing, position detection, or rotational speed measurement. This hall effect sensor is widely used in robotics, IoT devices, automation systems, and general prototyping applications. It can be easily interfaced with popular development platforms such as Arduino, Raspberry Pi, and ESP32, allowing quick integration into both learning projects and real-world systems. Common use cases include motor speed sensing, position detection, proximity sensing, and safety switches, where consistent performance and simple integration are important. Features: Detects magnetic fields using the Hall effect principle Contactless sensing for reliable and wear-free operation Fast response suitable for speed and position detection Digital/analog output (depending on variant) for easy interfacing Compatible with Arduino, Raspberry Pi, ESP32, and other controllers Ideal for motor control, proximity sensing, and automation projects

SmartElex Haptic Motor Driver – DA7280 Low-Power Haptic Feedback Module The SmartElex Haptic Motor Driver – DA7280 is a compact and efficient solution for adding realistic vibration feedback to your projects. Designed for precision control, it allows you to drive ERM (Eccentric Rotating Mass) or LRA (Linear Resonant Actuator) motors with smooth, customizable vibration effects. Built around the DA7280 chip, this module delivers low-power haptic feedback that enhances the user experience in wearable devices, gaming controllers, robotics, and smart gadgets. It supports multiple input modes (I2C, PWM, and analog), giving you flexibility in how you control vibration intensity and patterns. Ideal for DIY electronics, IoT devices, and embedded systems, the haptic feedback driver module offers high efficiency, small size, and easy integration with popular microcontrollers like Arduino, ESP32, and Raspberry Pi. Whether you're building a prototype or refining a final product, this driver makes it easy to bring touch and feel into your designs. Features: Supports ERM & LRA Motors: Works with both Eccentric Rotating Mass and Linear Resonant Actuator motors for versatile vibration feedback. Low-Power Operation: Designed for efficient performance, perfect for battery-powered and portable devices. Multiple Control Modes: Offers I2C, PWM, and analog input options for flexible and precise haptic control. Built-In Protection: Includes overcurrent and thermal protection for safe and reliable operation. Compact and Easy to Integrate: Small haptic motor driver module ideal for wearables, IoT, and embedded applications. Smooth & Realistic Feedback: Provides precise vibration effects to enhance the user experience in interactive and tactile devices.

SmartElex HC-08 Bluetooth 4.0 BLE Module for Data Transfer The SmartElex HC-08 Bluetooth module is a compact and reliable HC 08 Bluetooth module designed for wireless data communication in embedded projects. It allows devices to exchange data over Bluetooth Low Energy, making it useful for applications that require short-range wireless connectivity with low power consumption. This BLE 4.0 module is ideal for students, makers, educators, engineers, and startups who want to add simple and efficient wireless communication to their electronics projects. The module integrates easily with popular platforms such as Arduino, Raspberry Pi, and ESP32, making it suitable for robotics, IoT devices, automation systems, and rapid prototyping. Its stable BLE communication helps enable applications like wireless sensors, mobile app control, and data logging. With straightforward serial communication and dependable performance, this wireless communication module simplifies the development of Bluetooth-enabled projects. Features: Bluetooth 4.0 BLE module for low-power wireless data transfer Enables simple and stable serial communication over Bluetooth Suitable for short-range wireless connectivity in embedded projects Easy to interface with Arduino, Raspberry Pi, and ESP32 Low power operation ideal for battery-powered applications Useful for IoT, robotics, automation, and wireless control projects

SmartElex HTU21D-F Temperature and Humidity Sensor with Breakout Board The SmartElex HTU21D-F Temperature and Humidity Sensor with Breakout Board is a compact and reliable temperature and humidity sensor designed for accurate environmental monitoring. It helps users measure ambient temperature and humidity digitally with stable output, making it suitable for students, makers, educators, and engineers working on sensing and monitoring applications. This digital temperature and humidity sensor is ideal for those who want dependable readings without complex circuitry, especially in learning, testing, and early product development environments. This I2C digital humidity sensor is widely used in IoT systems, weather monitoring projects, automation setups, and data logging applications where consistent environmental data is required. It integrates easily with popular development platforms such as Arduino, Raspberry Pi, and ESP32, allowing quick setup and smooth communication through the I2C interface. With its breakout board design and reliable performance, the SmartElex HTU21D-F sensor is well suited for prototyping, robotics projects, and educational labs looking for a practical alternative to traditional sensors like SHT15 breakout boards. Features: Digital temperature and humidity sensor with stable and accurate readings I2C interface for simple and reliable data communication Compact breakout board for quick prototyping and testing Easy to use with Arduino, Raspberry Pi, and ESP32 platforms Suitable for IoT, automation, and environmental monitoring projects Ideal replacement option for older sensors like SHT15 breakout boards

SmartElex HX711 Load Cell Amplifier - High Precision Weight Sensor Module The SmartElex HX711 Load Cell Amplifier is a compact and efficient breakout board designed to interface load cells with microcontrollers. It allows you to easily measure weight and force by converting small resistance changes from the load cell into readable digital values. Perfect for building digital weighing scales, industrial automation systems, and DIY measurement projects, this load cell amplifier offers high accuracy and stability even in demanding environments. With separate analog and digital power supplies, integrated filtering components, and a simple two-wire communication interface, the HX711 breakout board ensures reliable and noise-free readings. Compatible with most microcontrollers like Arduino, ESP32, and Raspberry Pi, it provides an affordable and easy-to-use solution for any weight-sensing application. Whether you’re developing a custom scale or a smart monitoring system, this module makes precision measurement simpler than ever. Features: Uses HX711 24-bit precision ADC for accurate load cell readings. Operates between 2.7V–5V, suitable for 3.3V and 5V systems. Extremely low operating current of less than 1.5mA. Selectable 10SPS or 80SPS data output rates for flexible performance. Simultaneous rejection of 50Hz and 60Hz noise for stable readings. Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Includes analog-digital separation, filter capacitor, and inductor for improved signal quality.

SmartElex I2S MEMS Digital Microphone Module with Audio Output The SmartElex I2S MEMS Digital Microphone Module with Audio Output is a high-quality microphone module designed for projects that require clear and accurate sound input. Compatible with microcontrollers like the ESP32, it offers low noise, high sensitivity, and outstanding reliability, making it perfect for applications such as voice recognition, AI learning, audio recording, and Bluetooth sound transmission. This digital microphone uses a surface-mount MEMS I2S sensor with a top port and no components at the bottom, allowing seamless integration into compact designs. Additionally, SmartElex provides an easy-to-use Arduino library, enabling quick setup and smooth operation for developers and hobbyists alike. Applications: Voice recognition AI learning Recording Bluetooth audio transmission Smart home audio projects Features: Compact in size High performance and low power consumption I2S low-noise digital output MEMS sensor with excellent dependability offers an Arduino library for ESP32 work.

SmartElex IIC/I2C Serial Interface Adapter Module – LCD Display Interface Converter Board The SmartElex Serial Interface Adapter Module is a compact and efficient board designed to simplify the connection between your Arduino or microcontroller and an LCD display. Instead of using multiple pins for data, this adapter lets you send commands using just two lines - SDA and SCL - through the I2C communication protocol. This I2C Serial LCD Daughter Board helps convert serial data into parallel data, allowing your LCD display to work with minimal wiring. It’s perfect for 16x2 and 20x4 character LCDs, making it easier to create clean and space-saving circuit designs. Ideal for DIY electronics, IoT prototypes, and Arduino projects, this I2C serial data to parallel data for the LCD display module saves time, reduces wiring clutter, and improves project efficiency. Whether you’re a beginner or an experienced maker, it’s a must-have for smooth LCD interfacing. Features: Easy LCD Connectivity: Converts I2C serial data to parallel data for the LCD display, reducing wiring complexity. Supports Multiple Displays: Compatible with 16x2 and 20x4 character LCD modules, commonly used in Arduino projects. Saves I/O Pins: Uses only two communication lines (SDA & SCL) instead of several data pins. Adjustable Display Contrast: Comes with a built-in potentiometer for easy brightness and contrast control. Plug-and-Play Design: Works smoothly with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Compact & Efficient: The small I2C Serial LCD Daughter Board fits neatly into any project setup without clutter.

SmartElex ILD213T Opto-isolator Breakout Board SmartElex ILD213T Opto-isolator Breakout Board is designed to provide reliable electrical isolation between two circuits, helping protect sensitive components from voltage spikes, noise, and ground loop issues. This opto isolator board uses the ILD213T optocoupler to safely transfer signals while keeping high-voltage and low-voltage sections separated. It is a practical solution for students, hobbyists, engineers, educators, and startups who need to interface microcontrollers with external hardware without risking damage to their development boards or sensors. This ILD213T optoisolator module is well-suited for robotics, IoT systems, industrial automation, and embedded prototyping where signal integrity and safety are important. It integrates easily with platforms like Arduino, Raspberry Pi, and ESP32, enabling secure communication with relays, motors, sensors, and noisy electrical equipment. By using this electrical isolation board, users can build more stable and durable projects, ensuring consistent performance and reduced troubleshooting due to interference or short circuits. Features: Provides electrical isolation between input and output circuits Based on the ILD213T optocoupler for reliable signal transfer Protects microcontrollers from voltage spikes and noise Helps prevent ground loops and interference issues Compatible with Arduino, Raspberry Pi, ESP32, and similar boards Ideal for robotics, IoT, automation, and industrial interfaces