?Do yourself a favor and get no trouble in cleaning the aquarium any more with our Electronic Gravel Cleaning Cleaner/Pump for Fish Tank Aquarium (Box-packed) here! Powered by 2pcs batteries£¬ our gravel cleaner will save you lots of time and energy for renewing water in the fish tank or removing the dirt from the bottom of your aquarium. Easy to install and use£¬the gravel cleaner will be a great help to create an amazingly comfortable and fresh living environment for your darling pet fishes! Take one for a try!                                    Features              Battery powered and easy to install or useTelescopically adjustable height for large and small aquariumsWith this tool£¬ you can remove the dirt from the bottom of your aquariumOr you can renew the water in the fish tank regularlyEffectively help create a comfortable and fresh living environment for your pet fishes                                                            Specifications            Length    22.44 " / 57 cm    <br>Max. Length    31.5 " / 80 cm    <br>Normal Water Level    15.75 " / 40 cm    <br>Max. Water Level    20.47 " / 52 cm    <br>Max Flow Rate    520 L/H    <br>Weight    212 g / 7.48 oz    <br>Material    Plastic    <br>Color    Gray    <br>Power Supply    2 x C/LR14(Not Includes)    <br>                                                            Package Includes            1 x Battery Gravel Cleaning Cleaner/Pump for Fish Tank Aquarium