Fluval T300 Fully Electronic Aquarium Heater, 300W, up to 80 US Gal / 300 L

300-Watt heater designed for aquariums up to 80 US Gal / 300 L
Advanced electronic construction provides superior accuracy, stability and long-term performance
24/7 monitoring regulates temperature and avoids large, unsafe fluctuations
360° indicator light ring displays heat mode clearly from any angle (illuminates RED when heating function is engaged and BLUE when desired temperature is achieved)
In absence of water, the T-Heater automatically cuts power to prevent overheating
Heater Guard provides additional protection against breakage
Large grip dial easily adjusts water temperature from 72-90˚F / 22-32˚C
Fully submersible design allows for placement anywhere in aquarium either vertically or horizontally
For aquarium use only
When any electrical equipment is being used around salt water, extreme caution should be taken