Leviton Trimatron Fan Speed Control, 1-Pole Electro-Mechanical Full Range, 120 V AC, 5 A, On/Off Operational Mode, Wall Mounting, 0 to 55 deg C, White, Environmental Conditions: -10 to 85 deg C Non-Operating Temperature, 20 to 90% Non-Condensing Relative Humidity, 4 in H x 1.59 in W x 1 in D