Details Description Titanium Heating Element Fully Submersible Adjustable Temperature Setting Easy To Read LCD Temperature Compact Design Remote Temperature Sensor For Use In Fresh and Saltwater Temperature Range Is From 68-93 Specifications Model Power Tank Volume Heather Length VA 100TH 100 W 25 gallons 8″ VA 200TH 200 W 50 gallons 10″ VA 300TH 300 W 80 gallons 11.5″