The WT00Z5-1 Wall Mount Accessory Dimmer Switch allows remote ON/OFF control and dimming of lights controlled by associated Z-Wave modules, creating virtual 3-way switches. The WT00Z5-1 controls no load directly, so it can be wired anywhere power is available, without the need for a traveler wire.The WT00Z5-1 3-Way Wall Mount Accessory Dimmer/Switch has a field replaceable trim ring - the color of the device can be altered with the Trim Ring Kit model in black, brown and almond.Note to Installers: When installing a Z-Wave 3-Way Light setup utilizing Nortek Security and Control products, you will need a Load Bearing switch (WS15Z-1, WD500Z-1 or WD1000Z-1) and a non-load bearing WT00Z-1. Multiple WT00Z-1 switches can be utilized to control multiple Load Bearing devices. Please refer to the linked Technical Bulletin on Z-Wave 3-Way Light Switch Setup for more information.