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: