Features:
Transmitter and receiver at 433.92MHz or 315MHz;
Rectangular receiver that can be installed into the canopy easily;
White transmitter 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 and receiver have 4 DIP switches. They must have the exact same DIP switch setting to work together.

Specifications:
Voltage 220~240V(50Hz/60Hz)
Operating temperature 0~55 centigrade
Light load 600W
Relative humidity Non-condensing 20-90%
Motor load 100W(maximum)
Working distance RF, ≥ 10m
Receiver dimension 120*53*23mm
Receiver weight 55g
Transmitter dimension 138*49*23mm
Transmitter weight 91g