Hi Shiv,Normally the relays | Projects › Projects › clap operated remote control › Hi Shiv,Normally the relays September 20, 2014 at 11:53 am #12209 AJISH ALFREDParticipant Hi Shiv, Normally the relays used in projects comes in the range of 5V to 12V ratings. The relays can be used to operate high power devices working in main supply using low voltage DC devices safely.
