Features 1、Fish tank cleaner, 3‑in‑1 designed, suitable for gravel cleaning, sludge extraction and water change. 2、With the pump installed close to the end allows you to clean the tanks with lower water leavel compared with other cleaners. 3、A strong pump easily removes particles from topmost layer of substrate without disturbing the bottom layer of gravel. 4、It decreases the harmful toxins in your tank while reducing strain to your filter, suitable for fish tank use. 5、The filter designed straps the dirt and sludge while the water is returned back to the tank. 6、The sand washing pipe can be installed by itself, the length can be adjusted, making it easier to clean sand and gravel. 7、Powered by battery, can be operated at push the button. When changed water, the side bag can be used to easily collect debris or simply connect a hose. Specifications Condition: 100% Brand New Item Type: Fish Tank Cleaner Material: Plastic Battery: 2 x C Battery (Battery Not Included) 3 Functions: Gravel Cleaner, Water Siphon, Algae Cleaner Weight: Approx. 295g / 10.4oz Sand Washing Pipe Length: Approx. 57cm / 22.4in Maximum Sand Washing Pipe Length: Approx. 80cm / 31.5in Normal Water Level: Approx. 40cm / 15.7in Maximum Water Level: Approx. 52cm / 20.5in Maximum Flowing: 520L/Hour Length: Approx. 85cm / 33.5in Package List 1 x Filter Adapter 1 x Filter Bag 1 x Hose 1 x Sand Washing Pipe Adapter 1 x Sand Washing Head 4 x Sand Washing Pipe