Features: Ensure your fish tanks cool and comfortable with our powerful mini aquariums cooling fan. Designed with lowvoltage for energyefficiency, this fan is safe and easy to use with its USBinterface and DC5V direct currentvoltage. Perfect for fish enthusiasts of all level, our mini aquariums cooling fan is a necessory accessory for any fishtanks. Whether you are keeping tropical or saltwater fish, our cooling fan will help regulate temperature and reduce humidity, creating a healthy environment for your aquatic pets. With its unique design and small size, our mini aquariums cooling fan wont detractfrom the beauty of your fish tanks, making it a great addition to any home or offices. Specifications: Product Dimension: As pictures shown Material: ABSPlastic Color Option: White/Black/Blue/Green WorkVoltage: DC5V, 3.8W Package Includes: 1 xFishtanks Cooling Fan note: Please allow 1~2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.