Color as shownSize: 21.4 x 13.2 x 7.9cm Weight: 480g Two-stage wind control, depending on the indoor temperature, will reduce the water temperature and drop up to 2~3°C. Adjustable jaws can tighten the cylinder wall , when the thickness is within 1.2 cm, meet the daily use of aquariums Large cooling fans 12V safety voltage, with high safety standards and ensure the safety of the fan Adjustable Angle: Adjustable fan and support width up to 100 °, convenient and easy to install and move