Task Lighting T-Q-1Z-WC-RF-WT Wireless 1 Zone Uno Controller, WhiteTask Lighting T Q 1Z WC RF WT T Q 1Z WC RF WT Product Description Wireless Uno 1 Zone wall dimmer. Used with the wireless receiver, WAV Smart Receiver Power Supply Combo, WAV Smart Receiver, or 24V Smart Power Supply to wirelessly control and dim LED Lighting. Specifications: Product Weight : 0. 15 lbs Voltage : 12 24 V DC Number of Zones : 1 Operating Temperature : 4 degrees F to 140 degrees F (' 20 degrees C to 60 degrees C) Environment : Dry