Simple and easy to use Internal Aquarium Heater from Eden. It provides accurate water temperature readings thanks to its thermostat system that reacts only to the water temperature and not to the heating element within the unit. For added control there is also the added ability to manually calibrate the thermostat should it be needed. Eden is a brand from the prestigious Oase manufacturing group, well know for premium pond products Can heat water by the following amounts from the room temperature of the tank location: * 100 Litres Tank - 5c * 75 Litres Tank - 10c * 25 Litres Tank - 15c * Power:75 Watt * Length:243mm * Cable Length:1.5m * Fixing bracket supplied

3 Year Guarantee. Accurate Thermostat. An integrated control light clearly shows when heater is heating correctly. Precise Heat Control.