Ceiling Fan Regulator Remote Control Switch 1,fan speed control 2,rf receiver 3,CE certificate 4,working distance:>10m Features:Transmitter and receiver at 433. ... that has 5 control keys: one for turning on/off the lights, one for turning on/off the fan, and the other ... three for controlling the fan speed.3 speed control keys: HI, MID, and LOW;Both the transmitter ...