SUNSUN JVP - 101 Magnet Fix Wave Maker : This is a new innovative range of circulation pumps for aquariums With Magnet Fix The exclusive SunSun design and technology guarantee a continuous and powerful water flow. High performance, low energy consumption,quick and easy maintenance. More durable and reliable 360 degree circumgyratetion.,Good quality magnet,strong absorption,easy to move,suitable for fixing glass surface up-to 15 mm glass thickness.