DSS Laser Security System Circuit Diagram on PCB for Multipu…

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An LDR is a component that has a (variable) resistance that changes with the intensity of light falling on it. This allows them to be used in light sensing circuits. Now security has become the primary concern of various buildings, homes and offices. For this purpose, there are a variety of security alarms available in the market that use different types of technology to detect the intruder such as infrared sensors, motion sensors, ultrasonic sensors, laser sensors, etc. This is a laser alarm safety sensor,
Dark Night Alarm Bell, Easy to Use and Durable Circuit, 100% Tested, Made in India Project
Provides full customer support, auto sensing LED light with LDR sensor
Amazing and fast work 100%

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