- USB Powered Aquarium Cooling Solution: Keep your fish tank at a stable temperature with this efficient cooling fan. Designed to prevent heat stress in sensitive fish species, it is essential for maintaining a healthy aquatic environment during warmer months. - Whisper-Quiet Operation: Experience a serene aquarium setting with this low-pressure fan that operates silently. It ensures that both you and your aquatic pets can enjoy a tranquil atmosphere without noise disruptions, while still providing essential airflow. - Adjustable Position Design: Tailor the cooling effect to your specific needs with a flexible hanging mechanism. Easily adjust the fan to different angles or heights to direct airflow precisely where it is needed, creating optimal temperature zones throughout your tank. - Compact Space-Saving Size: At just 13.587CM, this lightweight fan integrates seamlessly into most aquarium setups. Its compact design ensures it does not overwhelm your tank's appearance and requires no major modifications to your existing arrangement. - Ideal Use Scenarios: 1. Use during heat waves to protect tropical fish from temperature spikes. 2. Perfect for breeding tanks where maintaining specific temperature ranges is crucial for fish development. 3. Great for aquariums with delicate species that require consistent, cool environments to thrive.