Zoo Med Programmable Paludarium Heater, 25 Watt. For use in Paludariums and aquatic habitats with up to 15 gallons of water. Simply attach to inside wall of your tank and plug in. The Paludarium Heater can be programmed to heat the water from 68-93?F (20-34?C). Mount on side or back wall of habitat using enclosed suction cups. Keep your animals at the temperature they need in order to thrive. Digital temperature display. Fully submersible. Auto shut off if removed from water. Suction cup mounting. Extra long 9.8? (3 m) cord.