The Sony Murata VTC6 18650 3000mAh 15A Battery is a high-performance lithium-ion rechargeable cell designed for demanding applications requiring substantial power output. Manufactured by Murata (formerly Sony), this unprotected 18650-format cell offers a balance between capacity and discharge rate, making it suitable for various high-drain devices.

The Molicel INR21700-P45B is a high-performance lithium-ion rechargeable cell designed for demanding applications requiring substantial power output. Manufactured by Molicel, this unprotected 21700-format cell offers a balance between capacity and discharge rate, making it suitable for various high-drain devices.

The Samsung 50S 21700 5000mAh 25A Battery is a high-capacity lithium-ion cell designed for demanding applications. Manufactured by Samsung SDI, this unprotected cell offers a balance between capacity and discharge rate, making it suitable for various high-drain devices.

The EVE INR21700 50PL, also known as the EVE 50PL high-drain lithium-ion battery, stands out as one of the most powerful 21700 cells available worldwide. It offers an impressive 125A continuous discharge and a genuine 5000mAh capacity—performance unmatched by any other 21700 battery. Featuring advanced tabless internal construction, the 50PL boasts extremely low resistance and excellent thermal efficiency, setting a new standard for high-drain lithium-ion cells.

he Flame Sensor Fire Detection Module (1 Channel, 5V) is a highly sensitive sensor designed to detect flame or light sources in the range of 760nm–1100nm. With its single-channel digital output, it can directly trigger alarms, relays, or microcontrollers for fire safety applications. Compatible with Arduino, ESP32, STM32, and Raspberry Pi, this module is widely used in fire alarm systems, firefighting robots, industrial monitoring, and IoT safety devices. For students, hobbyists, and engineers in Bangladesh, the 1-Channel 5V Flame Sensor offers a reliable and affordable solution for fire detection, making it ideal for both DIY and professional safety projects.

The MPU-6500 (GY-6500) 6DOF Accelerometer & Gyroscope Module is a high-performance motion sensor that measures acceleration and angular velocity across three axes each. Compared to the older MPU-6050, it offers better accuracy, lower noise, and wider measurement ranges, making it more suitable for advanced robotics and navigation projects. With support for I2C and SPI interfaces, it integrates smoothly with Arduino, ESP32, STM32, and Raspberry Pi. Common applications include drones, self-balancing robots, motion tracking devices, and IoT-based navigation systems. For students, hobbyists, and engineers in Bangladesh, the MPU-6500 provides a cost-effective upgrade for projects that demand stable and precise motion sensing.

The Mini Humidifier Mist Maker DIY Kit (USB Type-C) is a compact and portable device that adds a refreshing mist to your surroundings. Powered by a standard USB Type-C port, it’s ideal for homes, offices, bedrooms, and even plant care. Easy to assemble and fun to use, this DIY kit helps improve air quality, reduce dryness, and create a relaxing atmosphere. Its quiet operation makes it perfect for desks, study tables, and nighttime use. For students, hobbyists, and everyday users in Bangladesh, this mini humidifier kit is a budget-friendly and creative solution for comfort, decoration, and DIY experiments.

The ADXL345 (GY-291) Three-Axis Accelerometer Module is a high-resolution digital sensor designed to measure acceleration in X, Y, and Z directions. With its built-in I2C/SPI communication, it integrates easily with Arduino, ESP32, STM32, and Raspberry Pi platforms. This sensor is widely used in step counters, tilt detection, robotics, gaming controllers, vibration monitoring, and IoT devices. Its low power consumption and compact design make it ideal for both wearables and embedded electronics. For students, hobbyists, and engineers in Bangladesh, the ADXL345 offers a cost-effective and precise motion detection solution, making it a popular choice for academic projects and smart device prototypes.

The ZA620 M5 Fingerprint Sensor Module is a compact and high-speed biometric authentication device designed for modern security solutions. With its integrated fingerprint recognition algorithm and stable performance, it provides quick and accurate identity verification for both DIY and professional projects. Supporting UART/serial communication, the ZA620 M5 easily works with Arduino, ESP32, STM32, and Raspberry Pi, making it perfect for smart door locks, attendance systems, IoT security devices, and embedded electronics. For makers, students, and engineers in Bangladesh, this sensor delivers a reliable and space-saving solution to integrate biometric security into access control and automation systems.

The R307S Fingerprint Sensor Module is a high-performance biometric reader that captures and stores fingerprint data with excellent accuracy. Equipped with advanced image processing and a built-in template storage system, it ensures fast and reliable authentication for security applications. This module communicates via UART/serial interface, making it easy to connect with Arduino, Raspberry Pi, ESP32, and other microcontrollers. Commonly used in door locks, attendance systems, safes, and IoT-based security devices, the R307S is a trusted solution for biometric identification. For students, hobbyists, and engineers in Bangladesh, the R307S offers an affordable yet powerful way to add biometric security to projects and professional systems.

The BME280 Sensor Module is a high-precision digital sensor capable of measuring temperature, humidity, and barometric pressure in a single compact unit. Designed by Bosch, it’s widely used in weather stations, IoT devices, GPS navigation, indoor climate monitoring, and environmental research projects. With support for both I2C and SPI interfaces, the BME280 easily integrates with Arduino, ESP8266, ESP32, STM32, and Raspberry Pi platforms. Its low power consumption and stable performance make it ideal for portable devices, smart homes, and IoT sensor networks. For students, hobbyists, and professionals in Bangladesh, the BME280 offers an all-in-one solution for accurate environmental monitoring, outperforming basic sensors like DHT11 or BMP180.

The MAX3010x Heart Beat & Heart Rate Sensor Module is an advanced optical sensor designed for measuring pulse rate and blood oxygen (SpO2) levels. Using an integrated pulse oximetry and heart-rate monitoring solution, it delivers precise and stable data for health-related applications. This compact module communicates over I2C, making it easy to integrate with Arduino, ESP32, STM32, and Raspberry Pi. It is widely used in fitness trackers, wearable devices, smart health monitors, biomedical research, and IoT healthcare systems. For students, hobbyists, and innovators in Bangladesh, the MAX3010x offers a powerful and affordable solution to build DIY health monitoring systems, IoT medical devices, or research-based projects.

The MAX3010x Heart Beat & Heart Rate Sensor Module is an advanced optical sensor designed for measuring pulse rate and blood oxygen (SpO2) levels. Using an integrated pulse oximetry and heart-rate monitoring solution, it delivers precise and stable data for health-related applications. This compact module communicates over I2C, making it easy to integrate with Arduino, ESP32, STM32, and Raspberry Pi. It is widely used in fitness trackers, wearable devices, smart health monitors, biomedical research, and IoT healthcare systems. For students, hobbyists, and innovators in Bangladesh, the MAX3010x offers a powerful and affordable solution to build DIY health monitoring systems, IoT medical devices, or research-based projects.

The Sound Sensor Module is a compact microphone-based sensor that detects sound levels in the environment. By converting audio signals into electrical pulses, it can easily be used to trigger actions such as turning on lights with a clap, activating alarms, or controlling smart devices. Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers, this module is widely used in DIY electronics, home automation, robotics, and interactive projects. Affordable and beginner-friendly, it’s an excellent choice for students and hobbyists in Bangladesh who want to explore sound-based automation.

The DHT11 Temperature & Humidity Sensor Module is a low-cost digital sensor that measures both ambient temperature and relative humidity. It outputs calibrated digital signals, making it beginner-friendly and highly reliable for basic environment monitoring. Commonly used in IoT projects, smart homes, weather stations, greenhouses, and industrial monitoring systems, the DHT11 is compatible with Arduino, ESP32, ESP8266, STM32, and Raspberry Pi. With its easy-to-use single-wire interface, students and hobbyists in Bangladesh can quickly set up real-time temperature and humidity tracking. Affordable, compact, and versatile — the DHT11 is a must-have sensor for DIY electronics and environmental monitoring applications.

The HMC5883L GY-271 3-Axis Compass Sensor Module is a high-sensitivity digital magnetometer used to measure magnetic fields and determine direction. Compact and reliable, this sensor provides precise heading data for navigation systems, robotics, and drone applications. It communicates over the I2C interface, making it simple to connect with Arduino, ESP32, STM32, and Raspberry Pi platforms. Whether you’re building a GPS navigation system, a self-guided robot, or a quadcopter, the HMC5883L ensures stable and accurate compass readings. For students, hobbyists, and engineers in Bangladesh, this module is an affordable and essential tool for any project that requires direction, orientation, or magnetic field detection.

The MPU-9250 9DOF Sensor Module is a high-precision Inertial Measurement Unit (IMU) combining a 3-axis accelerometer, 3-axis gyroscope, and 3-axis magnetometer in a compact board. This powerful 9-degree-of-freedom sensor delivers accurate orientation, motion, and direction data, making it ideal for advanced electronics projects. Commonly used in drones, self-balancing robots, VR/AR devices, navigation systems, and IoT applications, the MPU-9250 communicates easily over I2C or SPI, ensuring smooth integration with Arduino, ESP32, STM32, and Raspberry Pi platforms. For students, engineers, and developers in Bangladesh, this module is a cost-effective solution for motion tracking, gesture control, and robotics innovations where precision really matters.

The pH Sensor with Module is a practical tool for measuring the acidity or alkalinity of solutions. Designed with a probe and signal conditioning board, this sensor provides stable readings and easy integration with Arduino, ESP32, Raspberry Pi, and other microcontrollers. It’s widely used in hydroponics systems, aquariums, environmental monitoring, agriculture, and chemistry labs in Bangladesh. With its plug-and-play interface, students and professionals can quickly set up water quality monitoring projects or automated pH control systems. Reliable, accurate, and affordable — a must-have sensor for DIY electronics and research projects.

The 6DOF Accelerometer Gyroscope Module (GY-521, MPU6050) is a high-performance motion-tracking sensor widely used in drones, robotics, and embedded systems. With its 3-axis accelerometer and 3-axis gyroscope, this compact IMU (Inertial Measurement Unit) delivers accurate orientation, tilt, and motion data for advanced projects. The module communicates via I2C interface, making it simple to integrate with Arduino, STM32, ESP32, and Raspberry Pi. Whether you’re building a self-balancing robot, drone flight controller, gesture-based device, or IoT project, this sensor provides precise data for reliable performance. A must-have component for students, hobbyists, and engineers in Bangladesh looking to explore real-time motion sensing at an affordable price.

The IR Obstacle Sensor is a small yet powerful infrared-based sensor used to detect objects or obstacles in front of a moving device. By emitting infrared light and analyzing the reflected signal, this module helps robots and smart devices avoid collisions with accuracy. It’s a must-have tool for Arduino learners, robotics enthusiasts, and school projects across Bangladesh. With its easy plug-and-play design, you can quickly integrate it into automated cars, security systems, or interactive electronics projects. Affordable, versatile, and reliable—this sensor is an essential building block for anyone exploring robotics or IoT.

The MQ135 Gas Sensor Module is designed for detecting harmful gases such as hydrogen sulfide (H2S), ammonia, and other air pollutants. This sensor is ideal for air quality monitoring systems, pollution detection, and environmental safety applications. With its ability to detect a wide range of gases, the MQ135 is frequently used in air purifiers, ventilation systems, and industrial monitoring. The sensor offers reliable performance in identifying hazardous gases, providing early warning signs for health and safety concerns. In Bangladesh, this sensor is perfect for both personal and professional projects focused on improving air quality and protecting environments from harmful pollutants. Its versatility and sensitivity make it an essential tool for any air quality-related application.

The ACS712 20A Current Sensor is a highly accurate sensor designed for measuring electrical current in the range of ±20A. Ideal for power monitoring, energy management systems, and circuit protection, it provides real-time current readings with precise analog output. This sensor is widely used in applications that require the monitoring of current flow, such as battery charging systems, motor control circuits, and renewable energy solutions. With its easy-to-integrate design, the ACS712 module is perfect for electronics enthusiasts and engineers in Bangladesh working on projects that involve current sensing and power management. Whether for DIY projects or professional systems, this sensor offers reliable and accurate current measurements for your needs.

The PIR Motion Sensor Module is a highly sensitive and efficient sensor designed to detect motion within a specified range. Widely used in security systems, automation, and smart home projects, the PIR sensor detects infrared radiation emitted by moving objects, such as humans and animals. Its compact design makes it ideal for integrating into a variety of applications, including automatic lighting systems, motion-activated alarms, and other security devices. With easy setup and reliable performance, the PIR Motion Sensor Module is perfect for tech enthusiasts and DIY project builders in Bangladesh looking to enhance security or create automated systems with motion-detection capabilities.

The MQ5 Gas Sensor Module is a highly effective sensor for detecting natural gas and liquefied petroleum gas (LPG), commonly used in gas leak detection systems. This module is ideal for home safety systems, industrial monitoring, and environmental applications, providing early detection of gas leaks to prevent accidents and ensure safety. With its sensitive detection capabilities, the MQ5 is perfect for integrating into both DIY projects and professional gas monitoring systems in Bangladesh. Its easy interface and reliable performance make it an essential tool for anyone looking to maintain a safe and secure environment by monitoring gas levels accurately.