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The KY-040 Rotary Encoder is a 360° incremental encoder used to detect rotation, direction, and step count. Each turn generates digital pulses that microcontrollers like Arduino, ESP32, and Raspberry Pi can easily read.
It is widely used in menu navigation, motor control, volume knobs, and robotics.KY-040 Rotary Encoder Module (360° Incremental Encoder)
Original price was: ₨ 4,200.₨ 4,000Current price is: ₨ 4,000. -
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An LCD is an electronic display module which uses liquid crystal to produce a visible image. The 16×2 LCD display is one of the most common modules used in DIY electronics and circuits. It can display 16 characters per line on 2 lines, making a total of 32 characters. Each character is displayed in a 5×7 or 5×8 pixel matrix, providing clear alphanumeric output. This display is widely used in embedded systems, Arduino, and microcontroller-based projects due to its simplicity and low cost.LCD 16×2 in Pakistan
Original price was: ₨ 450.₨ 300Current price is: ₨ 300. -
A 20x4 LCD Display Module is a widely used alphanumeric display with 20 characters per line and 4 lines. It’s ideal for embedded systems, Arduino, and microcontroller projects. This display provides a clear and easy way to show messages, menus, and sensor readings. Compatible with Arduino, Raspberry Pi, and other controllers.LCD 20X4 in Pakistan
₨ 1,100 -
The CR-LF1 Line Follower Robot DIY Kit from Collegeroad Electronics is an ideal project for beginners, students, and hobbyists eager to learn the fundamentals of robotics and embedded systems. This kit provides all the essential components to build a robot capable of detecting and following a black line path on a white surface using infrared (IR) sensors.
Powered by an Arduino Uno SMD controller and driven by L298N dual H-bridge motor driver, the robot’s two DC geared motors ensure smooth and precise movement. The included IR sensors detect the path, allowing the robot to automatically adjust its direction to stay on track.
This version comes as an unassembled kit, offering a complete hands-on experience — assemble the chassis, connect the electronics, upload the code, and watch your robot follow lines autonomously! A fully assembled and working version is also available.
Line Follower Robot DIY Kit (Unassembled) by Collegeroad Electronics
₨ 4,800 -
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The Magnetic Door Sensor SW is a compact and reliable security device designed to protect your home, office, and shops. This smart sensor detects the opening or closing of any door or window using a magnetic contact system. As soon as the two parts separate, the sensor instantly sends a signal to your alarm system, helping you prevent unauthorized entry.
It is easy to install, battery-powered, and suitable for wooden, metal, or PVC doors. Ideal for smart security systems, burglar alarms, and automation setups.
Magnetic Door Sensor SW – Wireless Security Contact Sensor
Original price was: ₨ 380.₨ 350Current price is: ₨ 350. -
The MB102 Breadboard Power Supply Module is a compact and reliable module designed to power electronic projects on a standard MB102 breadboard. It provides regulated 3.3V and 5V DC outputs that can be used to power microcontrollers, sensors, and other circuit components.mb 102 breadboard power supply : collegeroadelectronics
₨ 200 -
Metal Detector Kit, DIY Metal Detector Kit, Electronic Metal Detector, PCB Coil Metal Detector, Treasure Finder Kit, Educational Electronics Kit, STEM Electronics Project, Arduino Metal Detector, Metal Detection Module, Hobby Electronics Kit, Student Electronics Project, Robotics Metal Detector, Security Detector Kit, DIY Electronics Learning Kit, Metal Sensor Kit, Inductive Metal Detector, Engineering Project KitMetal Detector Circuit in Pakistan
₨ 750 -
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Model: MG-90 / MG90S
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Gear Type: Metal gears
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Operating Voltage: 4.8V – 6V
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Torque: ~2.2 kg·cm (4.8V), ~2.5 kg·cm (6V)
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Speed: ~0.10 sec / 60° (4.8V)
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Control Signal: PWM
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Rotation Angle: 0° – 180°
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Weight: ~13.4 g
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Connector Type: 3-pin (Brown/Red/Orang
MG90 Metal servo Motor Precise Control for Robotics and RC Projects in pakistan
₨ 550 -
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This is raspberry pi 4 HDMI Cable by which you can easy to connect with Raspberry pi 4 any version Raspberry pi 4 1GB, Raspberry pi 4 2GB, Raspberry pi 4 4GB, Raspberry pi 4 8GB. Also Simply connect the one end of the HDMI cable into one of your TVs HDMI input ports and then connect the other end into your HD device’s output ports.Micro Hdmi cable in pakistan
₨ 550 -
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The MQ-135 is a versatile air quality sensor designed to detect a wide range of harmful gases in the environment. It is widely used in indoor air quality systems, pollution monitoring devices, industrial safety systems, and environmental measurement projects.MQ-135 Air Quality & Harmful Gas Sensor Module
Original price was: ₨ 520.₨ 390Current price is: ₨ 390. -
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The MQ-2 Gas Sensor Module is a highly sensitive and versatile gas detection module designed to detect smoke, LPG, methane (CH4), hydrogen, propane, and other flammable gases.
This sensor is widely used in smoke alarms, gas leak detectors, home safety systems, industrial safety, and Arduino-based IoT projects. It provides both analog and digital output, making it easy to interface with Arduino, ESP32, ESP8266, Raspberry Pi, and other microcontrollers.
MQ-2 Gas & Smoke Sensor – LPG, Methane, Hydrogen, and Smoke Detection Module
Original price was: ₨ 550.₨ 380Current price is: ₨ 380. -
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The MQ-4 Gas Sensor Module is designed specifically for detecting methane (CH4) and natural gas leaks. It offers high sensitivity, stable performance, and fast response time, making it ideal for home safety systems, industrial gas monitoring, environmental projects, and Arduino-based IoT applications.
The sensor provides both analog and digital outputs, making it easy to connect with Arduino, ESP32, Raspberry Pi, and other microcontrollers. MQ-4 is commonly used in gas leakage detectors, smart alarms, and automated monitoring systems.
MQ-4 Methane Gas Sensor – Natural Gas & CH4 Detection Module
Original price was: ₨ 520.₨ 360Current price is: ₨ 360.