Aqueon Adjustable PRO Aquarium Heater

Adjustable heat setting 68 to 88°F, Electronic Thermostat accurate to +/- 1° Shatterproof and nearly indestructible Fully submersible; Auto Shut-Off when over-heats, resets when it cools down LED light is always on: red when heating, green when not heating For fresh and saltwater aquariums Includes suction cups for installation and placement