- Durable and Reusable Construction: Made from high-quality ABS material, this fish tank cooling fan is designed to withstand wear and tear while ensuring the safety of your aquatic life. It effectively lowers water temperatures, promoting a healthier and happier environment for your fish. - Convenient USB Connectivity: Say goodbye to battery hassles. This cooling fan features a USB connector, allowing you to easily power it from any USB interface, whether it's your computer, portable charger, or wall socket. - Adjustable Wind Modes and Speeds: Customize your cooling experience with two wind modes and speeds. Choose the gentle breeze for a calming effect or switch to a stronger airflow for more effective cooling. - Space-Saving External Installation: The fan is designed for external mounting on your fish tank wall, freeing up valuable space inside the tank. This ensures your fish have a comfortable habitat without any obstructions. - Practical Use Scenarios: - Ideal for aquarists looking to maintain optimal water temperatures during hot summer months. - Perfect for newly set up tanks that require stable conditions for sensitive fish species. - Beneficial for fish owners wanting to enhance their pets' health and reduce stress during temperature fluctuations. This fish tank cooling fan combines functionality, compatibility, and performance, making it an essential accessory for any fish enthusiast.