ELECROW ESP32 HMI 2.8 Inch TFT Touch Display 240×320 SPI LCD for Arduino/LVGL/Esphome/PlatformIO/Micropython without Acrylic Case

SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier The SmartElex PAM8403 5V Two-Channel Stereo Mini Class-D Audio Amplifier is a compact audio amplification module designed to deliver clear and efficient stereo sound from low-power audio sources. It solves the need for adding audio output to small electronic projects without bulky components or complex circuits. This module is suitable for students, makers, engineers, educators, and startups who want an easy way to integrate stereo audio into DIY electronics, learning kits, and embedded system prototypes. This stereo mini Class-D audio amplifier is commonly used in robotics, IoT devices, automation systems, and portable electronics that require lightweight and power-efficient audio output. It can be easily interfaced with platforms such as Arduino, Raspberry Pi, and ESP32 to drive small speakers in projects like voice alerts, sound feedback systems, and interactive devices. The simple design and stable performance make it easy to integrate into both prototype builds and finished products, enabling reliable audio output with minimal setup effort. Features: Two-channel stereo Class-D audio amplifier for clear sound output Operates on a 5V power supply, ideal for embedded projects High efficiency design with low heat generation Compact size suitable for space-constrained applications Drives small speakers for stereo audio output Compatible with Arduino, Raspberry Pi, ESP32, and other audio-enabled projects

Cytron UNO Special Edition – Arduino-Compatible Board with Side Connectors The Cytron UNO Special Edition (CT-UNO-SE) is a fully Arduino-compatible development board designed for makers, students, and hobbyists who need reliable performance for DIY electronics and robotics projects. Built around the ATmega328P microcontroller, this board offers the familiar Arduino UNO experience while adding enhanced stability with the FTDI FT231X USB-to-Serial chip, ensuring smoother programming and communication. Whether you're prototyping sensors, robotics circuits, or automation systems, this board delivers a dependable and beginner-friendly platform for all your microcontroller learning needs. What makes the CT-UNO-SE stand out is its unique side connectors, allowing it to be stacked on top of or beneath Arduino shields, giving you maximum flexibility while building layered circuits or compact embedded systems. With full Arduino UNO R3 shield compatibility, 14 digital I/O pins, 6 analog inputs, and both 5V and 3.3V regulated outputs, this special edition board combines convenience, versatility, and long-term durability - all wrapped into a sleek white PCB that makes your projects look clean and professional. Features Built with the ATmega328P microcontroller paired with the Optiboot bootloader for faster program uploads. Equipped with the FTDI FT231X USB interface, offering stable and reliable serial communication. Supports a wide DC input range of 7–15V, suitable for most maker power setups. Includes a 1A 5V regulator and 500mA 3.3V regulator for powering sensors and modules. Offers 14 digital I/O pins (6 PWM) and 6 analog inputs for versatile interfacing. Fully R3 shield compatible with special side connectors for flexible stacking. Features 32KB Flash memory, 2KB SRAM, and 1KB EEPROM for program storage. Comes with easily visible TX, RX, power, and pin-13 LEDs placed on the board edge. Utilizes a durable USB Micro-B connector on a clean white PCB. Dimensions

7Semi BME688 Environmental Sensor Probe with Gas, Pressure, Temperature & Humidity Sensor The 7Semi BME688 Environmental Sensor Probe is a compact, AI-enabled environmental monitoring solution designed for precise measurements of temperature, humidity, barometric pressure, and gas levels. Built using the advanced Bosch BME688 sensor, it provides highly accurate, real-time environmental data that supports air quality monitoring, research applications, industrial automation, and smart home systems. Housed in a durable plastic shell, the probe ensures long-term stability while maintaining excellent breathability necessary for accurate gas sensing. This versatile environmental probe uses an I2C digital interface for easy integration with microcontrollers and embedded systems, making it suitable for both portable and fixed installations. With a wide operating range and low power consumption, it delivers stable performance even in harsh or fluctuating environments. AI-powered gas sensing adds advanced analytical capabilities such as IAQ scoring, VOC detection, CO₂-equivalent estimation, and bVOC outputs, making this probe a powerful tool for environmental diagnostics and air-quality-driven automation. Features: Provides simultaneous measurement of temperature, humidity, pressure, and gas concentration, enabling complete environmental assessment in a single compact device. AI-powered gas sensing detects VOCs, CO₂-equivalents, and various gases at ppb-level sensitivity for accurate indoor air quality monitoring. Durable plastic enclosure offers strong resistance to corrosion, dust, and temperature variations while maintaining high permeability for reliable sensing. Wide operational range ensures dependable performance from -40 to 85°C and 0–100% RH, suitable for both indoor and outdoor monitoring environments. Low power design supports battery-operated systems, making it ideal for portable, energy-efficient projects. Mini Round Shell (MRS) connector with a 1m cable provides secure and professional-grade installation flexibility. I2C digital communication interface simplifies integration with embedded systems and common microcontrollers. NIST-traceable factory calibration guarantees accuracy for industrial, regulatory, and research applications. Delivers advanced analytical outputs including IAQ, bVOC, CO₂-equivalent, gas intensity, gas scan, and air quality indexes. Humidity Sensors Pins: Digital Humidity and Temperature Sensor Probe I2C Interfacing with MCU:

SmartElex 5-inch TFT LCD Capacitive Touch Display 800×480 SmartElex 5-inch TFT LCD Capacitive Touch Display (800×480) is a compact graphical interface solution designed for students, hobbyists, engineers, and product developers who need a responsive touchscreen for their projects. It provides a clear and smooth display experience, making it ideal for building user interfaces in prototypes, educational projects, and small production devices. With its capacitive touch panel, users can interact effortlessly through precise touch inputs, making it suitable for applications that need intuitive control and quick navigation without external buttons or controls. This display is well-suited for robotics dashboards, IoT control panels, industrial monitoring, and home automation systems that require real-time interaction. It can be integrated with popular microcontrollers and development platforms like Arduino, Raspberry Pi, and ESP32 through appropriate interface modules, allowing makers and startups to develop projects with minimal setup time. The robust build and consistent touch response help ensure reliable performance in long-term installations, while the versatile visual output supports both experimentation and final project deployment in labs, workshops, and field environments. Features: Bright and clear 5-inch TFT LCD screen with high-resolution visuals for sharp graphics and text Responsive capacitive touch interface for smooth and accurate touch control Wide viewing angles and good color reproduction for easy visibility from different directions Compatible with development platforms like Arduino, Raspberry Pi, and ESP32 with suitable interface support Suitable for interactive user interfaces in robotics, IoT devices, automation systems, and custom control panels Durable design for regular use in prototyping and finished electronic projects

SmartElex 12V 10A Single Channel Power Relay Module The SmartElex 12V 10A Single Channel Power Relay Module is a reliable switching solution designed to control high-power electrical loads using low-voltage control signals. It helps safely operate devices that draw higher current without directly connecting them to sensitive control circuits. This module is suitable for students, makers, engineers, educators, and startups who are working on electronics projects, automation systems, or prototypes that require dependable and safe power switching. This single channel power relay module is widely used in robotics, IoT applications, home automation, and industrial control projects where motors, lights, pumps, or appliances need to be switched on and off reliably. It can be easily interfaced with popular platforms such as Arduino, Raspberry Pi, and ESP32, making integration simple for both learning projects and real-world systems. The sturdy design and consistent performance make it a practical choice for prototyping as well as final deployment in power control applications. Features: Single channel power relay module for high-current load switching Operates on 12V, suitable for automation and control applications Supports up to 10A load current for power devices Electrical isolation between control and load circuits for safety Compatible with Arduino, Raspberry Pi, ESP32, and similar boards Compact and durable design for easy integration

7Semi ESP32-DEVKIT-E – ESP32 WiFi BLE Development Board with CP2102 USB-UART The 7Semi ESP32-DEVKIT-E is a compact and powerful development board built around the ESP32-WROOM-32E module, offering dual-core processing, onboard WiFi, and Bluetooth connectivity. Designed for makers, students, and IoT developers, it provides reliable wireless performance and plenty of GPIO pins to interface with sensors, displays, motors, and more. Whether you're experimenting with automation, creating smart devices, or building connected prototypes, this board gives you the flexibility and power needed to push your ideas further. With a CP2102 USB-to-UART bridge for easy programming, breadboard-friendly spacing, and multiple power input options (USB, 5V, or 3.3V), the ESP32-DEVKIT-E is built for smooth prototyping. It delivers a stable development experience with 4MB Flash, a PCB antenna, and support for protocols like SPI, I2C, I2S, ADC, DAC, and PWM - making it ideal for IoT, robotics, wearables, smart home projects, and low-power connected applications. Features: Powered by the ESP32-WROOM-32E module featuring a dual-core processor running at 160MHz for fast and efficient performance. Integrated WiFi and Bluetooth support enables seamless wireless connectivity for IoT and smart device applications. Includes multiple GPIO pins that allow easy interfacing with sensors, displays, motors, and other electronic components. Breadboard-friendly pin layout ensures easy prototyping and smooth development workflows. Equipped with a CP2102 USB-UART bridge for convenient programming and debugging via USB. Flexible power options including Micro USB, 5V, and 3.3V inputs to suit a wide variety of project needs. Built-in PCB antenna, 4MB flash memory, and compact, cost-effective design ideal for beginners and advanced developers alike. ESP32 Devkit Pinout Diagram:

SmartElex MicroB USB Breakout Board The SmartElex MicroB USB Breakout Board is a compact adapter board designed to make it easy to access the pins of a Micro-B USB connector for prototyping, development, and testing. It breaks out the USB port into simple pin headers, allowing users to interface USB power and data lines with custom circuits, breadboards, and microcontroller boards. This USB breakout board is ideal for students, makers, educators, and engineers who need a quick and reliable way to add USB connectivity to their electronics projects without designing a custom PCB. This board is commonly used in robotics, IoT applications, embedded system development, device repair, and hardware prototyping where USB access is required for powering circuits or transferring data. It works smoothly with platforms like Arduino, Raspberry Pi, and ESP32, enabling fast integration with both beginner and advanced projects. With its straightforward layout and sturdy connector design, the SmartElex MicroB USB Breakout Board is a practical and efficient choice for workshops, prototyping labs, and DIY electronic builds that require stable Micro-B USB interfacing Features: Micro-B USB connector broken out to easy-to-use header pins Simplifies USB power and data access for prototyping and testing Supports quick integration with breadboards and custom circuits Compatible with Arduino, Raspberry Pi, ESP32, and microcontrollers Ideal for DIY repairs, IoT projects, and embedded hardware development Compact and beginner-friendly design for rapid project setup

SmartElex BS312 PIR Motion Sensor The SmartElex BS312 PIR Motion Sensor is a compact passive infrared sensor designed to detect human motion by sensing changes in infrared radiation. It helps systems respond only when movement is present, reducing unnecessary power usage and improving efficiency. This sensor is suitable for students, makers, engineers, educators, and startups who are building electronics projects that require reliable motion detection in a small, low-power form factor. This PIR motion sensor is ideal for robotics, IoT devices, security systems, and automation projects, especially those that run on batteries or need low standby power consumption. It can be easily interfaced with popular platforms such as Arduino, Raspberry Pi, and ESP32, making integration quick and straightforward. Common use cases include motion-activated lighting, smart alarms, occupancy detection, and compact IoT monitoring solutions where dependable performance and simple integration are essential. Features: Compact PIR sensor for accurate human motion detection Detects movement using passive infrared technology Low power consumption ideal for battery-powered projects Digital output for easy interfacing with microcontrollers Fast response time for real-time motion detection Compatible with Arduino, Raspberry Pi, ESP32, and similar boards

Witty Fox Hot Melt Glue Gun 60w with EU Plug Witty Fox Hot Melt Glue Gun 60W with EU Plug is a powerful and versatile adhesive tool designed to handle a variety of bonding tasks with ease. With 60 watts of power, it heats up quickly and melts glue sticks efficiently, providing a strong and steady flow of hot glue. This makes it perfect for heavier DIY projects, crafting, home repairs, and even light woodworking tasks. This glue gun features a standard EU plug, so you can easily connect it directly to household power outlets without needing extra adapters. Its ergonomic design offers a comfortable grip and good control, making it easy to apply glue precisely where you need it. Whether you’re fixing broken items, creating decorative pieces, or working on larger craft projects, the Witty Fox 60W Hot Melt Glue Gun delivers reliable performance and strong adhesive results in a ready-to-use package. Features: 60W high-power heating for fast melt and strong glue flow Standard EU plug for direct connection to mains power Quick heat-up suitable for continuous and heavy-duty use Compatible with standard hot melt glue sticks Comfortable ergonomic handle for better control and precision Ideal for DIY crafts, home repairs, woodworking, and workshop tasks

RadioLink SE100 M10 GPS Module with High Positional Accuracy for Drones & UAVs The SE100 M10 GPS Module with High Positional Accuracy is a precision navigation sensor designed to provide reliable and accurate positioning data for drones, UAVs, robotics, and other GPS-enabled applications. Featuring advanced satellite signal processing and a compact form factor, this module ensures strong signal reception, fast satellite lock times, and stable performance even in challenging environments. Ideal for both hobbyists and professional developers, the SE100 M10 offers seamless integration with flight controllers and navigation systems, helping improve flight stability, waypoint tracking, and autonomous operation. Whether you’re building a custom drone, upgrading navigation accuracy, or enhancing your robotics project, this GPS module delivers dependable performance for enhanced control and situational awareness. Features: High positional accuracy GPS module for drones, UAVs, and robotics applications Powered by advanced M10 GNSS technology for improved satellite tracking Fast satellite acquisition with stable and reliable signal reception Compact and lightweight design for easy integration with flight controllers Supports precise navigation, waypoint tracking, and autonomous flight modes Suitable for hobby, research, and professional UAV projects

SmartElex DS3232 RTC (Real Time Clock) Breakout Module The SmartElex DS3232 RTC Breakout Module is a reliable DS3232 RTC module designed for accurate and long-term timekeeping in electronics and IoT projects. With an integrated crystal oscillator and temperature-compensated circuitry, it maintains precise date and time even under changing environmental conditions. This real-time clock module supports I²C communication, making it simple to interface with popular microcontrollers for applications such as data logging, digital clocks, alarms, and automation systems. A coin cell battery backup keeps the clock running during power loss, while its low power consumption and stable performance make it ideal for projects that demand exact timing and consistent operation over years. Features: Integrated crystal for accurate timekeeping. Temperature correction to reduce drift. Compact design that works well with breadboards. Works with I²C interface for microcontroller integration. Includes a coin cell battery backup for uninterrupted operation. Fully constructed and tested module ready for speedy deployment. Compatible with Arduino, Raspberry Pi, and other platforms. Low power usage results in longer battery life.

7Semi SHT40 SGP40 VOC Environmental Monitoring Sensor Module Qwiic-Ready The 7Semi SHT40 + SGP40 VOC Environmental Monitoring Sensor Module is designed to help you measure temperature, humidity, and air quality with high accuracy and minimal effort. Built with advanced SHT40 and SGP40 sensing technology, this compact module delivers precise data for temperature (–40°C to 125°C), humidity (0–100% RH), and VOC levels with excellent response time and reliability. Whether you're prototyping with Arduino, Raspberry Pi, or any I2C-based microcontroller, the Qwiic-compatible interface makes integration incredibly simple and clean. This breakout board is ideal for home automation, indoor air-quality projects, workplace monitoring, or industrial systems where accurate VOC readings matter. Its low power consumption and digital 16-bit output make it highly suitable for long-term IoT deployments, high-precision environmental sensing projects, and portable air-quality monitors. Features: Designed as a compact breakout board integrating the SHT40 high-precision temperature and humidity sensor and the SGP40 VOC sensor for reliable environmental monitoring. Offers fast and accurate measurements, including ±0.2°C temperature accuracy and ±1.8% RH humidity accuracy, ensuring dependable readings in various environments. Qwiic-compatible interface enables effortless plug-and-play connectivity with I2C-enabled microcontrollers and SBCs without soldering. Produces 16-bit digital raw and processed VOC Index signals for easy integration into data-logging, automation, or IoT systems. Ensures low power consumption, making it suitable for battery-powered and continuous-monitoring applications. Built to detect a wide range of volatile organic compounds such as ethanol, acetone, and formaldehyde with high sensitivity and quick response times. Board Dimensions: Arduino I2C Connection Diagram:

7Semi SHT45 Humidity & Temperature Sensor Breakout Board with 4-Pin Connector Get reliable and highly precise environmental readings with the 7Semi SHT45 Humidity & Temperature Sensor Breakout, engineered for applications where accuracy truly matters. Built on Sensirion’s advanced SHT45 platform, this compact module delivers outstanding measurement performance with ±1.0% RH humidity accuracy and ±0.1°C temperature accuracy. Whether you're developing an HVAC controller, creating a weather-monitoring setup, or designing a smart agriculture system, this breakout ensures stable, real-time data you can trust. Designed with a 4-pin JST connector and I2C communication, the sensor integrates effortlessly into microcontroller projects using platforms such as Arduino, ESP32, or Raspberry Pi. The ultra-low power consumption and wide operating voltage range make it ideal for both portable and embedded IoT devices. Its fast response time and factory-calibrated output allow creators, engineers, and automation designers to build systems that depend on precise climate data without additional tuning. This makes it an excellent choice for environmental monitoring, industrial automation, and smart home development. Features: Provides exceptionally accurate measurements with ±1.0% RH humidity accuracy and ±0.1°C temperature accuracy for reliable environmental tracking. Covers a wide operating range of 0–100% RH and -40°C to 125°C, making it suitable for diverse climates and industrial environments. Delivers fast response times, ensuring timely humidity and temperature updates for real-time applications. Designed with ultra-low power CMOSens® technology, making it ideal for long-duration, battery-powered systems. Offers seamless integration through its I2C interface and 4-pin JST connector, enabling quick and secure connectivity with most MCUs. Operates efficiently across a supply voltage range of 1.08V to 3.6V, enhancing compatibility across different devices. Comes factory-calibrated with a certification, ensuring immediate plug-and-play accuracy without additional configuration.

7Semi Vikram-3015 High-Power 30V 15A Single-Channel DC Motor Driver Module The 7Semi Vikram-3015 is a powerful and reliable high-current motor driver designed to handle demanding brushed DC motor applications with ease. Built for makers, robotics engineers, and automation projects, it supports a wide operating voltage range of 6V to 30V and delivers a continuous 15A output without requiring a heat sink. Its fully NMOS H-Bridge architecture ensures excellent efficiency, making it ideal for high-load motor control setups that require consistency and stable performance. With support for 3.3V and 5V logic levels, the Vikram-3015 easily integrates with popular development platforms such as Arduino, Raspberry Pi, and PLC systems. The on-board test buttons, motor output LEDs, and robust protection circuitry, such as overcurrent, overheating, and undervoltage protection, simplify debugging and ensure long-term reliability. Whether you're building robotics systems, automation hardware, or DIY mechatronics, this motor driver provides a dependable foundation for high-torque motor control. Features: Provides smooth bidirectional control for single-channel brushed DC motors, enabling forward and reverse operation with high responsiveness. Operates efficiently across a wide 6V–30V voltage range while delivering a strong and stable 15A continuous current output. Supports both 3.3V and 5V logic inputs, ensuring seamless compatibility with microcontrollers and SBCs like Arduino and Raspberry Pi. Includes onboard testing features such as dedicated buttons and motor output LEDs for quick diagnostics and validation. Offers robust safety mechanisms including overcurrent protection, over-temperature shutdown, and undervoltage lockout for long-term durability. Uses a fully NMOS H-Bridge, improving efficiency and eliminating the need for bulky heat sinks.

7Semi OPT3004 Digital Ambient Light Sensor Breakout with I2C STEMMA QT / Qwiic The 7Semi OPT3004 Digital Ambient Light Sensor Breakout is a compact and high-precision module designed to measure visible light just the way the human eye perceives it. Built around the OPT3004 sensor, it delivers exceptional accuracy, wide dynamic range, and excellent infrared rejection, making it ideal for real-world lighting applications. With seamless I2C compatibility and Qwiic/STEMMA QT support, this breakout is easy to integrate into microcontroller or IoT setups without complicated wiring. Whether you're building smart lighting systems, automating energy-efficient environments, or experimenting with environmental monitoring projects, this module provides consistent and dependable lux readings. Its advanced design, low-power performance, and precise optical filtering make it a reliable choice for hobbyists, students, and professional developers looking for accurate ambient light sensing in their projects. Features: The breakout uses the OPT3004 sensor, which delivers precise visible light measurements with excellent IR rejection to mimic human eye response. It offers a wide measurement range from 0.01 lux to 83,000 lux, allowing accurate performance in dim to bright environments. The module includes automatic gain ranging with a 23-bit effective dynamic range, ensuring stable results without manual adjustments. Designed with I2C support and Qwiic/STEMMA QT connectors, it enables quick, solder-free integration into various electronics projects. The board operates smoothly on both 3.3V and 5V supplies, making it compatible with popular microcontroller platforms. Its compact 27×20 mm footprint makes it suitable for space-constrained embedded or portable applications. Built with precision optical filtering to block over 99% infrared light within a ±85° angle for truly accurate lux readings.