Fish Tank Cooling Fan 2 Speeds Adjustable Angle 2 Heads Aquarium Cooler Fans for Freshwater

Feature: 1. TWO WIND SPEEDS: Fish tank cooling fan is available in two wind strength, lowering the water temperature to 2 to 4 degrees C, depending on the room temperature. 2. APPLICATIONS: Adjustable bracket for the fish tank cooling fan clamps onto fish tank wall up to 1.2cm thick for a perfect fit for everyday use in fish tanks. 3. ADJUSTABLE ANGLE: Aquarium fan and bracket are adjustable up to 45 degrees in width, practical and easy to install and move, no assembly required, convenient and easy to use. 4. SAFE AND RELIABLE: Aquarium cooling fan is rated at 12V safety voltage, with high safety standards to ensure safe use. Reduced heat transfer to aquarium equipment. 5. LOW NOISE: This is the cooling fan for freshwater and saltwater aqu