Uniclife Aquarium Heater 25W/50W/100W/200W Adjustable Submersible Heating Rod with Electronic Thermostat LED Indicator Light and Thermometer Sticker for Freshwater Marine Fish Tanks Uniclife 805 ...

This fish tank heater will stop working when the water temperature exceeds 97F. You are free from “cooking fish”! MEMORY FUNCTION – The last setting is stored in the thermostat.

Choose one suited for the size of your tank. Heater – Tropical fish need warm water, typically between 74°F and 80°F. A reliable heater with a thermostat will help maintain the right temperature.