EHEIM  precision aquarium heater – the legendary heater with modern technology and the latest features. Very precise, very easy to use and guaranteed highest quality and safety levels.  thermocontrol:50100150200300With the EHEIM precision heater your fish receive exactly the right temperature – in any aquarium.Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply hung in the water and heats it. It is true that the principle is still the same as decades ago. But a lot has changed in the meantime. And today the EHEIM adjustable heater is an ultra-modern electronic thermal device with the best available technology. A jacket made from special laboratory glass increases the heating surface, serves as a heat shield and ensures optimum even heat emission. And no matter if you want to heat a 20 or a 1000 litre aquariumBenefits of the EHEIM JÄGER thermostatic heatersPrecise temperature adjustment from 18 up to 34 °CSimple and safe recalibration (±2 °C)Temperature control accuracy ± 0,5 °CHeat kept at a constant levelHeating function is indicated by a control lampCompletely submersible (watertight)With automatic dry run shut-off (Thermo Safety Control)A glass jacket increases the heating surface and ensures optimum even heat emissionHandy cable length ca. 170 cmIncluding double suction cup holder20 up to 1000 litresSuitable for fresh and salt water