25-10-2014, 02:09 AM
In the clap switch when we are directly supplying voltage from ac source then what is the use of battery....
wand what is the use of relay
clap switch components lists
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clap switch components lists - by Guest - 25-10-2014, 02:09 AM
RE: clap switch components lists - by jaseela123d - 25-10-2014, 09:47 PM
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