Automatic Street Light System using LDR

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Original price was: 1,299.00₹.Current price is: 599.00₹.

Automatic Street Light System using LDR provides hands-on learning about automation and electronics, featuring LED lights, a 555 Timer IC, and a potentiometer to control lighting based on ambient conditions. Ideal for educational purposes, it includes all necessary components and a project model for easy assembly and demonstration.

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  • 100% working. Tested by S.R. Robotics.
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Automatic Street Light System using LDR, an innovative project designed to demonstrate the principles of automatic lighting control. This kit includes LED lights, a 9V battery, a 555 Timer IC, a potentiometer, and other essential components, all mounted on a project model and circuit board. Ideal for students, educators, and hobbyists, this system uses a light-dependent resistor (LDR) to automatically control the street light based on ambient light conditions, providing hands-on experience with practical electronics and automation.

Key Features

  • Automatic Operation: Uses an LDR to control the LED lights based on ambient light levels.
  • Educational Tool: Perfect for teaching principles of electronics, automation, and sensor integration.
  • Complete Kit: Includes all necessary components for easy assembly and demonstration.
  • Hands-On Learning: Provides practical experience with circuit design and functionality.
  • Compact Design: Mounted on a project model for a clear and organized presentation.

Components Used

  • LED Lights: Serve as the street lights controlled by the system.
  • 9V Battery with Battery Cap: Provides the power source for the circuit.
  • Switch: Allows manual control of the circuit.
  • Wires: Connect all components and complete the circuit.
  • Project Model: Provides a physical representation of the street light system.
  • 555 Timer IC: Acts as the control unit for the timing and operation of the lights.
  • Circuit Board: Holds and connects all electronic components.
  • Potentiometer: Allows adjustment of the light sensitivity threshold.


  • The 9V battery powers the circuit, supplying electricity to the 555 Timer IC and other components.
  • The LDR detects ambient light levels and changes its resistance accordingly.
  • The 555 Timer IC processes the signal from the LDR and controls the LED lights.
  • When ambient light falls below a set threshold (adjustable using the potentiometer), the 555 Timer IC activates the LED lights.
  • The switch allows manual override, turning the system on or off as needed.
  • The circuit board organizes and connects all components, while the project model provides a visual representation of the street light system.


  • Educational Demonstrations: Ideal for classrooms to teach automatic lighting and sensor-based systems.
  • Student Projects: Suitable for science fairs and practical electronics assignments.
  • DIY Enthusiasts: Great for hobbyists exploring automation and circuit design.
  • Home Automation: Can be adapted for use in automated home lighting systems.
  • Prototyping: Useful for developing and testing new ideas in automatic lighting control.