Mounts to a standard 4" junction box with round plaster ring (provided by electrician). Electronic transformers inside an 11" by 11" housing. Four Free Jack ports; for ceiling only.
This product can mount to either a 4" square electrical box with round plaster ring or an octagonal electrical box (not included). For ceiling only. Transformers (included) fit in canopy.
For use with any four 12 Volt halogen Free Jack pendants or heads (sold separately).