yubo BOYU Aquarium Cooling System Fan Chiller + AC Adapter (4 Fan)

Features:
*NO ASSEMBLY REQUIRED (AC adapter included)
*Extend Longevity of your lighting system
*Low power consumption
*Recommended for tanks up to 40L
*Can lower 1-2 degrees
*EASY INSTALLATION (Clamp mounting bracket can fit over aquarium walls up to 15mm thick)

Specification:
*size(fan):411x48x118mm(error range of 1-3mm)
*fit for aquarium: up to 50cm(length of the aquarium); up to 45L
*voltage:DC12V
*current:0.72A *power:9W
*weight:0.4kg
*Voice level ≤ 40dB
*Clip tilt
*Adapter 12 V provided

Note:
*Clamp mounting bracket can fit over aquarium walls up to 15mm thick
*fit for aquarium: up to 50cm(length of the aquarium); up to 45L
*Can lower 1-2 degrees, but it has work for about 24hs to lower the temperature and make it stable.
*The working temperature should be below 26degrees.
*The fans need to be cleaned regularly, otherwise the dirt will affect the running of the blades and the fans will become noisy.