Description: Adjustable Wind Speed:Aquarium Chiller, 6 level adjustable, Equipped with fan speed regulator to freely adjust fan speed.Feature: Fish Tank Cold Wind Chiller, the wind is strong and can lower the temperature, depending on the weather and indoor temperature.Easy to Install: Speed Fan is easy and convenient to installl, Can be clamped with glass thickness within 1.5cm.Adjustable Angel: The adjustable width of the fan bracket is up to 180 degrees, making it easy to install and move.Scope of Application: Fish Tank Cooling Fan is suitable for aquarium fish tank for home or office. Specification: Power:3.8W Size Chart: 213mmx35mmx150mm/8.39inchx1.38inchx5.91inch Package Includes: 1? Aquarium Chiller(EU standard Plug) Note: Please allow slightly errors due to manual measurement and different .