| 摘要 |
An electrical fan includes an adaptor configured to be coupled mechanically to a voltage supply track mounted on a wall or ceiling of an enclosed space and to be coupled electrically to voltage conductors of the voltage supply track. A wireless receiver includes switching controls and an adaptor configured to mechanically couple the receiver to a voltage supply track of a track lighting system. A wireless transmitter and receiver are used control a fan mounted on a voltage supply track.
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