UPETTOOLS Aquarium Cooling Fan - Fish Tank Chiller for 7-15 Gallon Tanks, Tropical & Marine Fish, Shrimp & Coral | Energy-Efficient Water Cooling System for Home & Office Aquariums

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2 Variable Speed Reduce water Temperature and Drop up to 2 ~ 5℃（Depends on Weather and Indoor Temperature）

Wall-Mounted Adjustable Jaws can Clamp the tank wall that thickness within 1.2 cm

Rated Voltage 12V safe voltage,with high security standards and ensure the safety of the fan

Physical Cooling Offer a couple degrees cooling to offset lights and UV filter

Tips; When using Aquarium Cooling Fan, the water in the Fish Tank will Evaporate over time, Please Increase water in time