• Overvoltage and Overcurrent Protection: Ensures safe operation under high power and current.
• DC Power Supply: Operates on 20-50V DC (36V recommended).
• High Drive Current: Supports a maximum current of 4.2A.
• Standby Current Reduction: Option to set standby current to half for efficiency.

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-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

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:

• Wide operating voltage range of 4.5-30V DC for versatile use.
• IP68 protection rating ensures resistance to dust and water, allowing for reliable outdoor use.
• High accuracy with ±3% FS depending on the parameter being measured.
• RS485 communication protocol (Modbus) for long-distance data transmission and integration with other systems.

Key Features:

• New water pump from excess inventory equipment.
• Originally made for Keurig coffee brewing machines.
• Operates on 12 VDC nominal, with a current of 720 mA.
• Primary inlet diameter: 9/16".
• Secondary inlet diameter: 1/8".
• Outlet diameter: 3/16".
• To obtain maximum flow, both inlets should be submerged.
• 4 blade impeller with magnetic coupling to prevent water ingress.
• Dimensions: 3 3/8" long x 2 1/8" wide x 1 5/8" tall.
• Motor diameter: 1 1/16".
• Comes with a built-in mounting bracket.
• Weight: 3.6 oz (101 g).

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 SD Card Reader Module for Arduino, designed for simple operation and wide compatibility. This module supports standard WAV files and external SD card expansion, making it ideal for various audio and data projects in Bangladesh.

The PIC16F84A is a powerful and easy-to-program CMOS Flash/EEPROM-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, low power remote sensors, electronic locks, and security applications. This microcontroller is designed for both prototyping and production, with the ability to update the end application without removing the device via In-Circuit Serial Programming (ICSP).

The Digital Clamp Meter DT200 is a versatile and multifunctional tool for measuring electrical parameters with high accuracy. Equipped with a 3 1/2 digits LCD display, data-hold function, and low battery indication, this clamp meter is essential for any toolkit. Key specifications include:

• Max. Reading: 1999
• Data-hold function
• Low battery indication
• Audible continuity
• DC Voltage: 600V ±(0.8%+1dgt)
• AC Voltage: 600V ±(0.5%+1dgt)
• AC Current: 20A-200A ±(2.0%+5dgt)
• Resistance Test: 20KΩ ±(1.0%+2dgt)
• Continuity Test
• Diode Test
• Power Supply: 1.5V*2
• Max Display: 1999
• Weight: 310g (including battery)
• Dimensions: 193L×63W×37Hmm

The Digital Caliper High Quality is a precision measuring tool designed for accurate measurements. With its 150mm range, it offers dual reading in both metric and imperial units. The extra-large display screen and four measurement functions ensure ease of use and versatility, while the fine adjustment roller provides precision. Complete with a storage case and battery, it's the perfect tool for various measuring tasks.

Key Features:

• Metric or imperial dual reading
• Extra-large display screen
• Four measurement functions
• Fine adjustment roller
• Complete with storage case and battery

Key Features:

• Operating voltage: 12V DC
• Durable and efficient design
• Suitable for various applications including aquariums, water features, and solar water systems
• Compact and easy to install

The Arduino Uno R3 is a versatile and powerful microcontroller board based on the ATmega328P. It is designed for a wide range of applications, from simple projects to complex systems. This board is perfect for beginners and experienced developers alike, offering a robust platform for prototyping and development.

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 Submersible Water Pump is perfect for various applications, offering a reliable and efficient solution for your water pumping needs. Ideal for use in aquariums, fountains, and other small water projects.

• DC Voltage: 3V
• Working Current: 130-220mA
• Power: 0.4-1.5W
• Maximum Lift: 40-110cm (15.75"-43.4")
• Flow Rate: 100L/H
• Outside Diameter of Water Outlet: approx. 7.5mm (0.3")
• Inside Diameter of Water Outlet: approx. 4.7mm (0.18")
• Dimensions: Diameter: 24mm (0.95"), Length: 45mm (1.8"), Height: 33mm (1.30")

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