Key Features 50 Watt Aquarium Heater Suitable for aquariums up to 30 Litres Precise temperature setting Long cable for easy installation Efficient and compact The Superfish Pro 50W submersible tropical aquarium heater is a reliable heater that can be mounted to your aquarium using the included suction pads and warm your aquarium. The Superfish Pro 50W is suitable for aquariums 0 - 30 Litres big. Specifications Name: Superfish Eco Heater 50W Type: Proo Power: 50 Watts Litres: 0 - 30 Size: 17cm