Steps:
1. Some steps to make the circuit.
2. Finish and test.
Product list:
IR sensor https://www.utsource.net/sch/IR%20sensor
IR LED https://www.utsource.net/sch/IR%20LED
Relay https://www.utsource.net/sch/Relay
Remote control https://www.utsource.net/sch/Remote%20control
Wireless remote control
Wireless remote control switch
More details, pls check the video on Youtube: