Product Features: The controller enables the heater before temperatures fall below freezing, and disables the heater after the temperatures have risen above freezing. This temperature control can be disabled, at installation, for sites where control of the heating is performed by enabling DC power (or not) to the controller. EtherHaul 8010 radios can force the controller off (a USB cable is included to connect the controller to the radio). Product Specifications: DC input power 48VDC, 55W (screw terminal inside the controller) DC input cable 1 pair, diameter 0.79/0.197in (2/5mm) (min./max.). Cabling options in the next table Temperature control Disable function (force-off) Distance antenna to controller38” (100cm) cable attachedSize: 5.9x4.3x2.7” (15x11x7 cm) Weight: 1.2 Lbs. (550 gr) Product Includes:(1) Siklu EtherHaul Heated Antenna Controller