It has a tiny green light to show that the temp is 78.
Tetra submersible heater instructions.
The strong glass tube is heat and shock resistant.
The indicator light lets you know when water is being heated or when it is at the correct temperature.
Shop all fish heaters online.
Tetra heaters are really basic and cheaply made.
They don t last and not very accurate.
I ve had this tetra 50watt submersible heater for my 10 gallon tank for a couple weeks and it s been doing exactly what it says it will.
A heater is an essential piece of equipment because fish rely on the temperature of the water for their body heat.
Buying a heater too small for your tank can cause under heating.
The heater is also fully submersible and can be installed vertically or horizontally.
Adjust your thermostat up or down accordingly and recheck your temperature every four to six hours until your desired temperature is reached.
Tetra submersible heater has an electronic thermostat that automatically maintains water temperature.
Ideal water temperature for goldfish.
Heaters fish can t produce their own body heat.
Fluval is ok but not temperature shock proof.
It keeps the tank at a stable 78.
Be sure purchase the correct heater for your tank size.
I think aqueon hydor cobalt and jager are good heaters and fast acting.
Allow your submersible heater to operate for 24 hours then check your aquarium temperature.
Tetra ht aquarium heater high performance heater with different power settings.
I ve had tetra heaters in the past.
68 72 f ideal water temperature for tropical fish.
Submersible heater that can be installed vertically or horizontally.
For use with 2 10 gallon aquariums tetra ht10 submersible aquarium heater electronic thermostat makes sure your tank is always at a comfortable temperature.
When the tank goes to 77 the light turns red the heater is on and working to heat the water back up to 78.
All tetra ht heaters have red green indicator lights to let you know when the heater is heating red or on standby green.
The submersible heater prevents overheating for extended heater life.
There are other good heaters out there.