AriadniĀ® Dimmer Switch, 3-Way Traditional Style, Series: AY-603P, 120 VAC, 600 W, 60 Hz, 1 Pole, Halogen/Incandescent Lamp, Pre-Set Start, Operation Mode: Side Slide On/Off, Toggle, Wall Mount, Screw Terminal, 0 to 40 deg C, Plastic, Ivory, 4.6 in H x 2.86 in W x 0.23 in D