The Tetra HT control heater covers different power levels and has an adjustment button for preselecting the desired water temperature in the range from 19 ° C to 31 ° C in 0.5 ° C steps. The adjustable heater has a waterproof cap, which is why it is fully submersible. A control lamp shows the heating phase, the electronic switch offers maximum reliability and safety. The heating element has extra thick (2 mm) heat and impact resistant borosilicate glass tubes, as well as a double ceramic heating element for even heat conduction through the glass. Two strong adhesive suction cups with holding clips enable safe and easy attachment in the aquarium. Thanks to the long mains cable (1.6 m), it can be easily installed on the aquarium. The temperature settings are easy to read and therefore particularly user-friendly. The Tetra HT control heater is TÜV / GS tested and CE certified and has a 2 year guarantee.
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