This aquarium fan is able to reduce the water temperature and lower it by up to 2~4°C, which is consistent with the daily use of the fish tank. There are 1-6 head fans to choose according to your needs. Features: ❄ Two-stage wind control: According to the indoor temperature, the cooling fan can reduce the water temperature and lower it to 2~4°C. (The 5-head fan and 6-head fan only have one gear) ❄ Easy to use: This fan can be directly attached to the 15mm thick aquarium pane, no additional installation method is required, and it is very light and convenient to use. ❄ Adjustable Fan Head: Adjustable brackets allow 45 degree head movement. You can control the airflow direction according to your needs. ❄ Safe and Convenient: Excellent 12V fan safety voltage with high safety standards and ensure fan safety. It responds to the daily use of aquariums. ❄ Multiple Types Optional: There are 1-6 head fans for you to choose according to your needs. ❄After-sales service guarantee: If you have any
