Memory Function: Memorize the last command sent from remote control whether it is turned off by the controller or the wall switch.
Recessed Design: the panel light exactly embedded ceiling, makes the ceiling flat, cut Hole: 3.2 inch ~4 inch / 80mm~100mm.
Remote Control: One remote can control many lights, and the maximum acceptable remote control range is 16ft ~ 26ft. The extra remote control serves as a spare.