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Starter Project kit for DIY Mini Laser Security System 1LDR / BC547/ Mini Buzzer 5v /1.5v Battery/Mini breadboard / 4cell Battery Holder/Laser : : Industrial & Scientific
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An LDR is a component that has a (variable) resistance that changes with the light intensity that falls upon it. This allows them to be used in light
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SSP Laser Security System Circuit Diagram on PCB for Multipurpose Use for Science Projects
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Starter Project kit for DIY Mini Laser Security System 1LDR / BC547/ Mini Buzzer 5v /1.5v Battery/Mini breadboard / 4cell Battery Holder/Laser : : Industrial & Scientific
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Starter Project kit for DIY Mini Laser Security System 1LDR / BC547/ Mini Buzzer 5v /1.5v Battery/Mini breadboard / 4cell Battery Holder/Laser : : Industrial & Scientific
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SSP Laser Security System Circuit Diagram on PCB for Multipurpose Use for Science Projects : : Industrial & Scientific
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PROJECT HUB Burglar Alarm Loop Security System : .in: Home Improvement