WIDE REPLACEMENT: The ceiling fan remote control kit works well with most ceiling fans with lights, compatible with many brands. This wireless controller kit converts traditional ceiling fans with lamp into a remote controllable fan. Scope of application: home, restaurant, office, hotel, club, garage. SUPER SMALL SIZE:This set of kits has a super small size. You only need a small space to install the receiver in the fan cover. If you are looking for a remote control set that does not take up space, our slave products are perfect for you. UNIVERSAL REMOTE CONTROL: The portable remote control can easily control the ceiling fan light without walking, this kit suitable to most ceiling fan lights, converts a regular ceiling fan into a remote controllable fan. NO MECHANICAL RELAY:Using a solid state switch instead of a relay mechanical for fan speed control. No time delay, no switch arcing, zero-crossing detection technology limits surge current when powering up, improves reliability.