Marina betta heater is an automaticsubmersible heater that creates ideal water conditions for bettas to thrive in. The exterior is made of durable polymerwhich is more resilient than traditional glass sleeve heaters. The heater is designed to reach and maintain a set temperature?no manual adjustments required. It has a red indicator light that illuminates when the heater is working. It comes with a suction cupso you can easily install it against the aquarium window.
Hag Marina Betta Heater
