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 controllers to adjust the wind speed. 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: Approx. Single head 12.5x15x3.5cm/4.92x5.9x1.37inch, Double Head 21.5x15x3.5cm/8.46x5.9x1.37inch, TripleHead 30x15x3.5cm/11.81x5.9x1.37inch Material: Plastic Style Option: Single Head(EU plug)/Single Head(USplug)/Double Head(EU plug)/Double Head(USplug)/TripleHead(EU plug)/TripleHead(USplug) Package Includes: 1 xFishtanks Cooling Fan note: Warning: It is small and need to pay attention to the swallowed risk. 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.