science fair project in bd

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• Sale!

  Water Level Indicator and Alarm

  299.00৳  Original price was: 299.00৳ .250.00৳ Current price is: 250.00৳ . Add to cart Quick View
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• Sale!

  Object Detector Circuit For Project

  450.00৳  Original price was: 450.00৳ .360.00৳ Current price is: 360.00৳ . Add to cart Quick View
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