Features: Aquarium Vacuum Cleaner + Water Siphon. Easy to install and use. Telescopically adjustable height for large and small aquariums. Adjustable height. Hose & Filter bag included. Syphon Pipe supplied. Flow rate 520 litres per hour. With this tool,you can remove the dirt from the bottom of your aquarium.Supplied with two suction pipe sizes,it is suitable for both large and small aquariums. Also be used as a water siphon for water changes, or to empty your aquarium when you connect a hose to outlet. Specifications: Material: High Quality ABS Plastic and Electronic Components. Power Requirement: 2 x Battery (C/LR14, not included). Maximum water depth 52 cm Color: transparent and black Package included: 1 x Aquarium Gravel Battery Fish Tank Vacuum Syphon Cleaner Pump (With retail packaging)