Description:Product Name: Water Changer And Sand CleanerTotal length: about 143cm/56.30in Weight: about 150g Method for water changing: 1.Put the water changer in the bathtub.2. Put the water outlet at the other end of water pipe into the bucket.3. Open the water valve. 4. Gently squeeze the airbag until until the water is discharged automatically. 5. Lower the water inlet to suck the fish manure and feed residue in sand away. Notes: 1. The outlet water level must be higher than the inlet water level.2. Too small sand will be sucked away. Pay attention to controlling the flow when use it. 3. Don't completely drain the water.
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