GMsound Aquarium Heater Submersible Fish Tank Water Heater Thermostat

Amazon.com Price: $11.59 (as of 28/03/2022 15:57 PST- Details)

Fully Submersible. Power: 100W. Suggested water volume: 15-45 gal.
Adjustable Temperature: The temperature of the fish tank heater can be adjusted automatically. Temperature setting range: 65° F – 93° F(20°C~34°C), and the display is easy to read.
High Quality: Aquarium heater made of high quality quartz glass, double seal material , advanced design, ensures safe operation.Fully suiting for fresh or saltwater aquariums, provide a constant warm environment for your tropical fish to stay healthy.