Fluval P50 Pre-Set Aquarium Fish Heater

The Fluval P50 Pre-Set Aquarium Fish Heater helps to keep your aquarium at the perfect temperature. The heater is waterproof and fully submersible, so it’s easy to position. Its preset temperature feature means you don’t have to make any adjustments, and it will maintain a temperature from 76 to 78 degrees Fahrenheit. Its shatterproof polymer construction helps to protect your tank and keep your aquatic pals safe, and an LED running lamp lets you tell when the heater is in use. It’s designed for fresh and saltwater nano aquariums.