Aquarium Fan 2 3 4 Heads, Aquarium Chillers Cooling Fan Adjustable Fish Tank Fan

This is a new open box item missing the 2 plastic screws please refer to all photos and ask questions prior to purchasing thank you    Aquarium Fan 2 3 4 Heads, Aquarium Chillers Cooling Fan Adjustable Fish Tank Cooling Fan with 2 Wind Speed Fan for Water Tank, Aquarium Tank Chiller 4 Head     【 Material】: Aquarium fans are made of high-quality ABS plastic with an aluminum alloy bracket, Stronger support, are not easy to fade, durable.   【Adjustable Head and Speed】: The Fan head of aquarium chillers cooling supports 100 degrees adjustment, to suit different angles. Two wind speeds could control, it could cool down by 2-4 ℃ depending on room temperature and wind speed.   【Easy to Install】: The fish tank cooling fan could clamp glass up to thick, package is missing the 2 hand screws!   【Noise Reduction Design】: The water tank fan introduces the latest German noise reduction design, the volume is about 30dB at 1st gear wind speed and 50dB at 2nd gear speed.   【Widely Used】: Chillers fans suitable for freshwater and saltwater aquariums, home and aquarium could use, also could use for reptiles, hamsters, cats, and dogs indoor cooling.