Marineland Stealth Pro-Heaters Suction Cups 2 pk

Shatter-proof submersible aquarium heater with safety shutoffAutomatically shuts off when heater is out of aquarium waterElectronic thermostat means stable aquarium water temperaturesTough, shatter-proof heaters boast smart electronic technology for long-lasting performance. Rugged heater construction enhanced with LED indicator allows fast and accurate confirmation of heater activity. Translucent temperature dial glows red when heating and glows green when aquarium water temperature is at or above set temperature. Internal mesh heating element allows efficient heat distribution while epoxy fill protects against shock and breakage. Helpful safety feature shuts down heater when exposed out of water and restarts automatically when submerged. ?1 degrees Fahrenheit accuracy. Marineland Stealth Pro-Heaters are for submersible use in fresh or saltwater aquariums. 10W Mini is factory set to 78 degrees Fahrenheit-no adjustments needed. Wattage Length For Aquariums 10W 5-1/4" 3 gallons 25W 7-1/2" 8 gallons 50W 7-1/2" 15 gallons 75W 9" 25 gallons 100W 9" 30 gallons 150W 10-1/2" 45 gallons 200W 13-1/2" 55 gallons 250W 14-1/2" 75 gallons 300W 15" 100 gallonsDownloadable Stealth Pro-Heater Instructions PDF. (Requires Adobe Acrobat Reader 4.0 or later - get it here for free)Please click on "More Information" for directions for use.