1,Fan speed regulator; 2,Hi,Mid,Low,3 speed levels; 3,Working distance:more than 5m 4,Timer ... turning on/off the fan, three for controlling the fan speed, two for turning on/off the lights, and another ... “Timer” key for timed operationThe fan speed can be set at HI, MID, and LOW using 3 ... speed control keys, and the LCD display will show“ ”indicator ...