Interpet Heater Flat Life Thermal 15 Watt for up to 4 Gallon Aquarium

The Interpet LIFE THERMAL Flat Aquarium Heater is designed to increase the temperature of an unheated tank by 41°F. This 15 Watt compact heater can be used to keep tropical life and plants in any aquarium up to 5 gallons. It's the perfect choice for new fish keepers. The Interpet LIFE THERMAL Flat Heater can be fit anywhere in the tank: under gravel . in your filtration or on the side of the glass . it's completely up to you. The flat discreet design means that it won't distract from the look of the tank . no matter where its placed.