... Regulator Remote Control Switch 1,fan speed control 2,rf receiver 3,CE certificate 4,working distance:>10m Features:Transmitter ... keys: HI, MID, and LOW;Both the transmitter and receiver have 4 dip switches. They must have the exact same ... 20-90%Motor load 100W(maximum)Working distanceRF,≥10mReceiver dimension Radius(60mm)Receiver weight91gTransmitter dimension138*49*23mmTransmitter weight55g