●The kit was ETL approved. Used with HEATIT HTM self regulating heating cable system or other major brand similar size self regulating heating cable connection. ●Supports Up To 75 feet HEATIT HTM self regulating heating Cable. Max output: 600Watt. ●For Plastic & Metal Pipes only in dry location ●Power plug with Indicator Light .UL approved built In Fast Reaction Fuse. ●2 1/2 feet length grounded clod lead for electrical power connection. 2 cable ties, 1 end seal, warning labels and instruction manual are included.