BAOSHISHAN Aquarium Chiller Fan, Powerful Fish Tank Cooling Fan with Adjustable 5 Speed Controller 5 Timer Setting, 180° Rotation Aquarium Cooler Fan Quiet for Tank Home Office

About this item Powerful Cooling Efficiency: Our aquarium fan has 4 high-performance heads, each equipped with 7 blades, reduce the temperature in a 100L aquarium by up to 6℉ in 3-5 hours, keeping your aquatic pets comfortable even on the hottest days, ensure your fish tank stays cool Versatile 5-Speed Control: With a convenient external controller, you have the freedom to choose from 5 different fan speed settings. This flexibility allows you to perfectly adjust the air volume to suit the unique needs of your aquatic pets and the season, ensuring optimal comfort at all times Smart 5-Timer Function: Has 0.5, 1, 2, 3, or 12 hours timer Setting option for customizable control of aquarium cooling fan working time. This allows you to automate airflow cycles for day/night use, seasonal needs, or energy saving operations, ensuring a stable aquarium 180° Adjustable Airflow Direction: Designed for precision and convenience, aquarium fan heads rotate through a wide 180°, which allows you to direct the soothing breeze exactly where it’s needed, ensuring every corner of your aquarium benefits from the cooling effect Resistant & Quiet Design: Crafted with an ABS all-plastic enclosure, our fish tank fan is highly corrosion resistant, making it suitable for both freshwater and saltwater environments. Plus, its whisper-quiet operation, with noise levels ranging from just 30-40 dB, ensures your peaceful aquarium ambiance or your sleep Universal compatibility: Meet for any frameless freshwater or saltwater aquarium with a glass thickness of less than 0.6 inch. Our aquarium cooler is good for a wide range of tank sizes, with 4 fans recommended for tanks measuring less than 30 inch. Trust us to keep your unique aquarium setup cool and comfortable