Emerson Fans SW93 Control the fan speed in your home conveniently with the Emerson Rotary 2-Fan Control. The rotary knob has three fan speeds and is compatible with any Emerson fan for the right level of comfort in your home. Features: -Knob included.-Fan control only.-2-wire installation.-3 fan speeds.-About Emerson:At Emerson, quality has been their hallmark for over 100 years. Emerson invented the world's first alternating current fan motor and have led the way in ceiling fan technology and design innovation. Today, Emerson remains a recognized leader in fan motor technology. The entire line of Emerson ceiling fans and accessories has been developed with an emphasis on quality, variety and style..-Product Type: Fan Controls.-Mounting: Wall Mounted.-Finish: White.Specifications: -3 amps maximum.Dimensions: -Overall Product Weight: 1.