SunGrow Reptile Tank Heater Pad, Maintains Optimal Heat Level in Pet’s Habitat, 24-Hour Under Tank Terrarium Heating Mat, Keeps Cold-Blooded Pets Healthy, Alternative Heat Source for Colder RegionsPROVIDE APPROPRIATE TEMPERATURE TO YOUR REPPIES Being cold blooded animals, reptiles rely so much on external temperature to regulate their body temperature. Reptile Tank Heater by SunGrow helps in meeting the specific heat needs of your reptile pets to keep them healthy. EXCELLENT SECONDARY HEAT SOURCE FOR TROPICAL OR TEMPERATE REPTILES This heating pad can sustain continuous use of round the clock heating of reptile habitats even up to 24 hours