Aquarium Maintenance Battery Operated Fish Tank Vacuum Gravel Cleaner W Water Siphon Hose Easy flow rate allows for spot cleaning and getting to difficult to reach areas Removes debris without removing valuable aquarium water Product Name : Aquarium Gravel Cleaner; Use for : Aquarium, Fish Tank; Color : Clear, Black Material : Plastic; Max Length : 80cm/ 32" Power Supply : 2 x C/LR14 Battery(Not Included);Outlet Hose Size : 1.5 x 72cm/0.6" x 58"(D*L)