what are your thoughts on this product by Tetra? The submersible Heater for 2-10 gallons. Im using it for a 5 gallon tank for a beta fish? Do you think this will
Tetra Submersible Aquarium Heater 100W for 10-30 Gallons, Auto-Temp -OPEN BOX- | Aquarium heater, Submersible, 10 things