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tkhareendran
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Kadakkal,Kollam,Kerala, INDIA
Joined March 12th, 2016
8
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Electronic Design Freelancer. Technical Author. Hardware βeta Tester. Product Reviewer» International
T.K.Hareendran
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Instructables (8)
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tkhareendran's Instructables
Temperature Warning Light
GSM Security Alarm (SIM800L SMS)
WiFi Relay Outlet-DIY
Magic Cup Light Module
Universal Li-Ion Battery Charger - What's Inside?
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