Smart light switch wireless remote diy wifi rf 433mhz smart switch work with alexa google smart home universal breaker timer app broadlink rm mini 3 ir remote controller smart home automation. Make one beethoven two.
Newest Ewelink Wifi Switch Universal Diy Remote Wireless
Make a light switch wireless. Like all good projects this one started with cutting off someones head with a band saw. This circuit may also be retrieved from a cheap chinese made headphone fm radio set. If you plan to install an enclosed fixture or dont want to deal with dead batteries buy a self powered wireless switch kit do an internet search for wireless batteryless switch. The illumra wireless switch kit makes it simple and affordable to move a light switch. Wireless light switches included in this wiki include the lausatek smart sylvania lightify ge decora fillixar remote skylinkhome sk 8 tp link wi fi lutron caseta hosyo in wall acegoo no. Wireless light switch or bust step 1.
Putting it all. The switch never needs batteries. I used an old. You can mount the wall switch anywhere on the wall as long as its within 100 ft. Fun with soldering irons. The next step was finding a cheap 12v power supply to drive the relay.
The above system is controlled through a mini transmitter circuit operating at around 100mhz fm waves. It sends a wireless coded command to the relay mounted inside the ceiling electrical box. The receiver or the controller board which is the main part of the circuit is actually a readymade fm radio kit suitably modified for the purpose. The circuit of a fm wireless remote switch presented here is very easy to build and can be used to toggle a load anywhere within a radial distance of 50 meters. This video gives step by step instructions on installing this wireless battery free switch kit. You dont need a switch box.

















