The external filter AQUAEL Hypermax Link is a state-of-the-art external filter with integrated heating and control via smartphone APP for aquariums up to 1500 liters. The AQUAEL Hypermax Link has a huge filter capacity of 15.9 liters. Together with the most powerful pump on the market and an energy-saving motor, it is able to effectively filter aquariums with a large capacity: from 200 to 1,500 liters. The AQUAEL Hypermax Link has durable plastic heaters that operate between 22-33C. Most importantly, when the water level in the filter is too low, the heaters automatically turn off. The AQUAEL Hypermax Link operates on a safe 24 volt operating voltage that poses no threat to human life or health. In the event of a rotor blockage or if there is no rotor in the pump head, the unit will automatically shut down so that the consequences of the failure do not escalate. In addition, audible and visual warnings are provided. The Aquael Hypermax Link features remote control via APP using