• The fish tank heater is small, the length is 12.5 cm, the diameter is 1.8 cm

• The aquarium heater is made of high-quality quartz glass, double seal material, advanced design, ensures safe operation

• Vertical or horizontal placement using, Aquarium heater automatic temperature control 78℉, no need to adjust the temperature, easy to operate

• This fish tank heater should be 100% submerged into water

• The aquarium heater has two suction cups for attachment to the fish tank

• Both suiting for fresh or saltwater aquariums, provide a constant warm environment for your tropical fish to stay healthy

• Notice: There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding.
  

Specifications:

• Item name: Aquarium heater

• Main material: Quartz

• Optional power: 25W/ 50W

• Voltage: 110V-120V(US); 220V-240V(EU)

• Size: Length: 12.5 cm; Diameter: 1.8 cm

• Suitable for: 30-40 cm small fish tank