Soyon Aquarium Heater 500W, Fish Tank Heater with Adjustable Temperature 80 Gallon-100 Gallon Submersible Water Heater

Amazon.com Price: $20.99 (as of 22/03/2022 01:00 PST- Details)

★SPECIFICATION: 500W, 110-120V, 17.7 inch long, suitable for large fish tank up to 100 Gallons water.
★WIDELY TEMPERATURE RANGE ADJUSTMENT: Adjust and maintains at temperature range from 68°F to 94°F. The recommended temperature range for most fishes is 76° to 80°F, the LCD Digital Aquarium Thermometer helps to measure the water temperature, ensure the heater work more steadily.
★ACCURATELY TEMPERATURE CONTROL: It works in intermittent operation mode and will automatically power on/off to achieve the setting temperature constantly and stably, provide a constant warm environment for your tropical fishes to stay healthy.