How to make a automatic light with pir sensor - in sinhala

  • 6 years ago
mema paraipathaya sadaha oba kuda led bulbayak bawitha karanne nam ehi dana agrayata 290ohm prathirodakayak yodanna.\r
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pir sensor:- \r
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mema videyowe bawitha kala siyulama upakarana WWW.LANKATRONICS.COM MAGIN LABAGATHA HAKA.