How to Use Wireless Remote Control Switch KR2201B 220V 110V Relay Switch to Control Fan and Light

In this video, I’ll walk you through how to use the KR2201B controller and an RF remote control to make all kinds of 220V devices—like lights and fans—remote-controlled. Whether you want to add wireless functionality to your home appliances or build a smart control setup for your next DIY project, this guide will show you how to get started easily. You’ll learn: How to easily wire the KR2201B controller to work with different devices. How to pair the controller with the remote using the learning button. Three core operating modes to meet diverse control needs: Self-locking Mode（Toggle mode）: Press the learning button on the controller 2 times. After the remote learns, it enters self-locking mode—press the button once to turn on the device, press again to turn it off. Interlock Mode（Latching mode）: Press the learning button 3 times. After the remote learns, it enters interlock mode—use two separate buttons to control on/off. Pressing the same button repeatedly won’t change the device’s state. Jog Mode（Momentary mode）: Press the learning button 4 times. After the remote learns, it enters jog mode—hold the button to keep the device on, release it to turn off immediately (great for short-term control). Additionally, you’ll learn about other useful features: Power-on switch settings (default is power-on off; press the learning button 6 times to switch to power-on on). （Reset）Restoring factory settings (press the learning button 8 times). This simple yet practical controller brings tons of convenience to home life and DIY projects. Don’t forget to like, comment, and subscribe to the channel for more usage tips and creative ideas! What can you learn after watching the video? Demonstration of the ceiling fan light at the beginning The reason for making the video - to let everyone understand how to use it Introduction to KR2201B Controlling the light - wiring + mode introduction Controlling the fan - extending to the application of the ceiling fan light We've created three websites. https://qiachip.github.io/qiachip/ One is for instruction manuals, where we'll update and optimize the manuals. https://qiachip.com/ https://rodot.tech/ The other is our self - built website. Everyone can keep an eye on the updates of these websites.