UPETTOOLS Submersible Aquarium Heater with Digital Thermostat, Adjustable Temperature Fish Tank Heater for 5-20 Gallon Tanks, Overheat and Dry Burn Protection, for Freshwater and Saltwater Aquariums

Precise Digital Temperature Control：Easily set and maintain ideal water conditions with the clear digital thermostat, creating a healthy environment for your aquatic pets.

Automatic Dual Safety Protection：Features both overheat protection and water-dry shutoff technology that automatically turns off the heater when exposed to air or overheating.

Universal Compatibility：Suitable for various aquarium types including freshwater, saltwater, and turtle tanks—making it an ideal heater for fish tank enthusiasts with multiple setups.

Ceramic-Metal Heating Element：Crafted with premium ceramic-metal composite material for rapid, even heat distribution and exceptional durability in all aquarium environments.

External Control & Easy Installation：Adjust temperature settings via the external control panel without getting your hands wet. Fully submersible design works in both horizontal and vertical positions.