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Touch less doorbell using IR Sensor
Original price was: ₹400.00.₹236.00Current price is: ₹236.00. Buy now -
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Bulbs in Parallel – Physics Science Activity
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Touch less doorbell on Handmade PCB
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LED & LDR based Security on Handmade PCB
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Door Opening Alarm Using IR Sensor
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Simple Electromagnet Showing With Nails
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