It cools down tightly and automatically stops. Big Cool Fan
For indoor use only. Do not use outdoors. Do not use in humid areas. In a constant temperature and humidity tester, the water temperature of 16.2 °F (30 °C) in a 60 L aquarium is lowered to a water temperature of 65.9 °F (25 °C) using one of this fans. The cooling effect will weaken when the humidity is high and the lower the higher the temperature is stronger. When the ambient humidity is high, it cannot be reduced to 25 degrees Celsius. If this product falls into the water, immediately unplug the plug from the outlet and do not reuse. Please be careful not to get the base box and various plugs wet. It will not be reusable after submersion. Do not touch the switch or power plug with wet hands. Please do not apply strong impact or drop. Please do not modify it before using. Do not connect products other than TetraCool fans. This product uses vaporization heat to reduce water temperature. Therefore, please be careful to reduce water level due to evaporation, and regularly refill the aquarium with water. When using in a saltwater fish tank, please be careful not to spray the salt-containing breed water. This may cause the product to malfunction. Keep your fingers and objects close to the fan while using this product. It may cause injury or damage. If there is a danger that your child touches the fan, please always use the included safety net. The cooling effect of this product varies depending on temperature, humidity, and breeding conditions. In addition, please pay attention to the fish popping out and avoid using the aquarium lid as much as possible