The Anderic RRTRA024L1M replacement remote is designed for Harbor Breeze Reidsport 44-inch and 52-inch color-changing ceiling fans. Operating at 304.25 MHz, this remote works exclusively with the MR161C receiver and supports full fan and light functions, including color-changing features.  Color-changing Remote (FCCID: 2AQZU-18038) Works with Receiver MR161C 2-step pairing process: Install 2x AAA Batteries, Cycle power to the fan, Press and hold the "0" key for two seconds. Now you are ready.