DaToo Aquarium Chiller - As we all know, too high or too low temperature is not healthy for fish. Comfortable temperature is what fish want most. What can we do for our beloved fish when the hot summer comes? Don't worry, DaToo Aquarium Chiller can help you easily. Strong wind, quiet and energy saving, let your fish enjoy a cool summer!.Powerful Temperature Cooling System - DaToo Aquarium Cooling Fan can continuously provide strong and uniform wind, effectively accelerate the heat dissipation, and easily provide 4°F to 6°F of temperature cooling for your fish tank. Two-level wind speed adjustment, you can choose the appropriate wind speed according to your needs. Very convenient!.Strong And Durable - Engineering grade ABS fan, greatly improving the strength of the fan, can withstand the fan running for a long time without worrying about damage. Aluminum alloy fan clip, long life and more durable, no installation, can easily fixed to the edge of the aquarium, very firm!.Quiet & Energy Saving & Safe - DaToo perfectly improves the performance of the fan motor, effectively reducing the noise during fan operation, which makes the DaToo Aquarium Fan 10 db to 12 db quieter than other similar products, giving you a quiet and cool summer. 12V human body safety voltage, low energy consumption, not only can save electricity but also can protect the safety of fish and you!!.Wind Direction Adjustable & ONE YEAR WARRANTY - You can change the wind direction by adjusting the angle between the fan and the fan clip, meet the cooling needs of different fish tanks. The adjustment Angle range is 90°~190°. One Year Warranty and 100% Money-back Guarantee. Buy DaToo products with confidence. JUST DO IT, Let’t Go!!