Replacement remote is compatible with various Harbor Breeze ceiling fans, including the Boltz III, Mac III, Reverdy, and Crestwell.
Syncing instructions:
Turn off the main power, then turn it back on. Within 30 seconds, tap the "learn" key on the back of the remote control. Once done, the fan will start on low speed with the light off.
Dimensions: 3.50 x 5.25 x 3.25 (W x L x D, inches)