The MQ-7 Carbon Monoxide Gas Sensor Module is designed to detect CO gas with high accuracy. Operating at 5V DC, this sensor can detect concentrations ranging from 100 to 10000ppm. It provides both analog and TTL output signals, making it versatile for various applications.

Key Features:

• Main Chip: MQ-7 gas sensor
• Working Voltage: 5V DC
• Detection Range: 100 to 10000ppm
• TTL Output: Valid signal is low
• Analog Output: Provides variable voltage based on gas concentration

Discover the Servo Motor SG90, a compact and lightweight motor ideal for various applications requiring precise control and reliable performance. Operating at 3.0V to 7.2V, this servo motor is perfect for robotics, automation, and DIY projects in Bangladesh.

The ATmega128A is a high-performance, low-power 8-bit AVR RISC-based microcontroller from Microchip. It combines a wide range of features, making it suitable for various embedded applications. Here are the key specifications and features:

Discover the 4 Pin Push Switch, a small SMD tactile switch perfect for various electronic applications in Bangladesh. Measuring 6x6mm, it features an operating force of 180/250(±30gf) and a lifespan of 100,000 times. Ideal for microcontroller projects and DIY electronics, this switch is designed for reliability and ease of use.

Discover the LDR Photoresistor Large 10mm GL10516, a highly sensitive light-dependent resistor ideal for various electronic applications in Bangladesh. With a diameter of 10mm, it features a maximum voltage of 250 VDC and an operating temperature range of -30˚C to +70˚C. Perfect for projects requiring precise light detection.

The 6-0-6 Volt 600mA Transformer is designed to provide reliable power with an industrial standard, heavy-duty quality. This transformer delivers a dual 6V output with a total current capacity of 600mA, making it suitable for various applications that require stable voltage and current. It’s a perfect fit for powering electronics projects and industrial equipment.

• Voltage: 2 x 6V
• Current: 1 x 600mA
• Quality: Industrial Standard, Heavy Duty
• Package Includes: 1x 6-0-6 Volt 600mA Transformer

• High Accuracy: Provides precise current measurement for analog voltmeters.
• Durable Build: Works in harsh environmental conditions from -40°C to +60°C.
• Stable Performance: Maintains stability under shock frequency endurance of 80-120 times/min.
• Overload Protection: Handles up to 120% of the rated current without performance loss.

The Atmel ATtiny13A-PU is a picoPower 8-bit AVR RISC-based microcontroller designed for high performance and low power consumption. This microcontroller is ideal for a variety of applications, offering a compact and efficient solution with its powerful instruction set and versatile features.

The PIC16F628 is a powerful and easy-to-program CMOS Flash-based 8-bit microcontroller from Microchip. It features the robust PIC® architecture, making it suitable for a wide range of applications, including automotive, industrial, appliances, and consumer electronics. This microcontroller is designed for low voltage programming and offers a variety of features that enhance its versatility and performance.

The Mini Air Pump is a compact and efficient device designed for a variety of applications. It offers reliable performance in a small, easy-to-use package, making it perfect for inflating items quickly and conveniently.

• Compact and lightweight design
• Powerful inflation capabilities
• Easy to use and portable
• Suitable for inflating tires, sports equipment, and more
• Durable construction for long-lasting use

The 5 Watt 2.2 Ohm Ceramic Cement High Power Resistor is a robust and reliable component for various electronic applications. With a 5% tolerance and easy mounting, this resistor ensures precise performance and long life. RoHS compliant.

Key Features:

• Standard Type with Excellent Ratings
• Long Life
• Easy Mounting
• RoHS Compliant
• Color: White
• Resistor Size: 22x9x5mm
• Lead Diameter: 0.7mm
• Resistance Value: 2.2Ω
• Power Rating: 5W
• Material: Organic solid (Cement)
• Resistance Tolerance: ± 5%

The PIC18F4550 is an ideal microcontroller for low power (nanoWatt) and connectivity applications. It features three serial ports: FS-USB (12Mbit/s), I²C™, and SPI™ (up to 10 Mbit/s), along with an asynchronous (LIN capable) serial port (EUSART). With large amounts of RAM for buffering and enhanced Flash program memory, this microcontroller is perfect for embedded control and monitoring applications that require periodic connection with a personal computer via USB for data upload/download and firmware updates.

The ATmega328P chip with bootloader is a versatile and powerful microcontroller, widely used in various electronics projects. It is based on the AVR enhanced RISC architecture, providing efficient instruction execution and high performance. This microcontroller is pre-loaded with a bootloader, making it easy to program and integrate into your projects.

The TEC1-12706 is a thermoelectric cooler (Peltier) module designed for efficient cooling and heating applications. It features a compact size of 40x40mm, operates with a maximum current of 7A and a maximum voltage of 15.4V, and can achieve a maximum temperature difference of 69°C. This module is ideal for various thermal management applications.

The 4-ARRAY Infrared Tracking Obstacle Avoidance Car Sensor is designed for Arduino projects, offering reliable tracking and obstacle avoidance capabilities. This sensor operates at 3.3V to 5V DC, providing adjustable detection distances between 1 mm to 60 cm. Ideal for robotics and smart car applications.

Key Features:

• Working Voltage: 3.3V to 5V DC

• Current Requirement: Use more than 1A power supply

• Working Temperature: -10°C to +50°C

• Detection Distance: 1 mm to 60 cm adjustable

• Installation: M3 screw aperture

• Control Plate Size: 44 mm x 30 mm x 8.5 mm

• Small Board Sensor (Obstacle Avoidance): 11 mm x 25 mm x 10 mm

• Small Plate Sensor (Tracking): 20 mm x 11 mm x 15 mm

The MQ-4 Gas Sensor Module is designed to detect natural gas and methane, operating at a voltage of 5V. This module is ideal for environmental monitoring and safety systems. Key features include:

• Sensor Type: Semiconductor
• Operating Voltage: VCC - 5V±0.1
• Digital Output (DO): TTL 0 and 1 (0.1 and 5V)
• Analog Output (AO): 0.1-0.3V (relative to pollution), max 4V at high concentration
• Gas Detection: Natural gas/Methane
• Detection Concentration: 200-10000ppm
• Interfaces: 1 TTL input (HSW), 1 TTL output (ALR)
• Heater Consumption: <750mw
• Operating Temperature: 14 to 122°F (-10 to 50°C)
• Humidity: <95% RH
• Sensing Resistance: 10KΩ-60KΩ (1000ppm CH4)
• Load Resistance: 20KΩ
• Preheat Time: Over 24 hours
• Encapsulation: Bakelite, Metal cap