Aquatop Glass Aquarium Heater is easy to set and adjust to the desired temperature with the use of the Temperature Adjustment Knob. These powerful heaters have water-proof double insulation and are made from high quality insulated glass.
Simple and easy installation with the use of included suction cups. Aids in maintaining constant and stable temperatures for your aquatic creatures to thrive!
Size: 75 Watts - 9" Tall (Aquariums up to 20 Gallons)