For 55 to 100 gallon aquariums. Computer-calibrated temperature control. Accurately adjusts water temperature one degree at a time. Fully submersible. High thermal diffusion for quick, efficient heating. 500-micron solid silver contact thermostat prevents overheating. Easy to view power indicator light. Can be mounted vertically or horizontally. 6-foot electrical cord.
K**I
This Rena 300 watt Aquarium is Very Great!
I have a 55 aquarium and Rena 300 Watt heater work Great! I know like Rena heaters, because they are very Great!
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