Fluval P Series heaters are pre-set to maintain a consistent temperature of 24-26° C (76-78° F) in both fresh and saltwater nano aquariums.

Key Features :

Strong shatterproof polymer construction protect tank and inhabitants from damage
Preset temperate requires no adjustment
Waterproof, fully submersible design allows easy positioning inside aquarium
LED running lamp illuminates to indicate when product is in use
For use in freshwater and saltwater aquariums 
50 watts