1. Low-noise Design: Allow your aquatic pets to stay relaxed and comfortable with our aquarium chiller fan. Its low-noise design won't affect their normal activities, providing subtle and efficient cooling. Improve their environment. 2. Helpful and Useful: Our aquarium chiller fan sends a constant outflow of cool air across the water surfaces, efficiently bringing down the temperature for comfortable fish while creating a refreshing environment. Give your aquatic pets the perfect living space. 3. Widely Applicable: Our chiller fan is a necessary addition to every small aquarium of less than 45 cm/17.7 inches in diameter. With a compact design of about 10.5x6.5x2 cm, this fish tank cooling fan ensures optimal temperature and comfort for your aquatic pets all day long. 4. Effortless Installation: Thanks to its detachable air outlet design and cotton-padded base, setting up and securing this aquarium chiller fan is a breeze. Not only that, but it also effectively cools your tank while keeping it non-scratching. 5. Use Conveniently: Simply position the fan away from water surfaces to effectively chill your aquarium, making this chilling fan a user-friendly choice. Keep your aquatic pets relaxed during the heat with our aquarium chilling fan. It brings efficient temperature cooling to small aquariums under 45 cm in diameter, while also protecting the tank from scratches with its stable fixing feature. Name:Cooling Fan Product size: about 10x6.5x2cm/3.94x2.56x0.79 inches Weight: about 150g DC: 5V 1A AC: 100-240V 50 / 60HZ Applicable scenarios: fish tanks less than 45 cm / 17.7 inches Keep the aquarium cooler fan away from the water surfaces (only for frameless fish tanks) You can use our fish tank fan to lower the water temperature, don't worry about the fish being uncomfortable because of the high temperature when you turn on the heater Plug Type:EU Plug,it applies to Indonesia, Germany, Fra