The HeatUp 300 control heater reliably ensures an even temperature level in the aquarium. With a rated voltage of 230 volts and a power consumption of 300 watts, the patented control system enables precise readjustment of the temperature. The control heater has a high-quality finish, is easy to install and can be used continuously. The activated indicator light makes it easy to check the heating function. The HeatUp 300 control heater is suitable for use in freshwater and saltwater aquariums.