Aquarium Heater 100W, Submersible Fish Tank Heater for 10–20 Gallon Tanks, Digital Display Temperature Controller, Adjustable Thermostat, Overheat & Dry-Run Protection for Betta, Turtle

About this item

• Stable Heat for 10–20 Gallon – 100W submersible aquarium heater designed for mid-size fish tanks; fast, even heating for healthy aquatic life.
• Digital Temperature Control – External controller with clear LED display; quick 1° adjustment to set and check your preferred level at a glance.
• Safety Features Built In – Overheat and dry-run protection stop heating when out of water or temperature rises abnormally to help protect fish and turtles.
• Compact & Easy Install – Low-profile body mounts with suction cups and tucks neatly along the glass; suitable for freshwater and saltwater tanks.
• Reliable Everyday Use – Durable heating core and power-off memory resume your last setting after interruptions for worry-free operation.