Feature:1. PREMIUM MATERIAL: Professional submersible aquarium heater is made of premium glass material, which is sturdy and lasting, safe and reliable, and guards the living environment of fish.2. AUTOMATIC THERMOSTAT FUNCTION: Aquarium fish tank heater has automatic thermostat function, intelligent temperature control, stable maintenance of aquarium water temperature, providing a comfortable growing environment.3. EXQUISITE APPEARANCE: Aquarium heater adopts fine processing technology, exquisite appearance. Automatic constant temperature and precise temperature control, explosion proof and waterproof, fast heat conduction.4. EASY TO INSTALL AND USE: Aquarium fish tank heater is equipped with suction cup brackets, suitable for all kinds of fish tanks and aquariums, easy to install and convenient to use.5. ENERGY EFFICIENT: Aquarium heater effectively saves energy, efficient heating, avoiding temperature fluctuations, suitable for all kinds of ornamental fish needs.Specification:Item Type: Submersible Aquarium HeaterMaterial: Glass.Package List:1 x Heating Rod2 x Suction Cup Bracket