Damrcnn 7ft Fish Tank Aquarium Cleaner Siphon Vacuum Pump for 5 10 Gallon Small Tanks with Long Hose Water Changer Cleaning Gravel Tools and 21inch Coral Feeder Long Syringe Pipettes Dropper

Ecology maintenance is a necessary part of good aquarium keeping. Routine water change and remove debris from gravel helps maintain a natural balance in the aquarium environment. Siphon Vacuum Gravel Cleaners help to make this job easier and take less time. Features: Just put the water inlet tube into the aquarium, close the flow controller and squeeze the pump, then open the water flow controller to work. Every corner of the fish tank can be cleaned without getting wet hands, and dirty water can be drained quickly. Please Note: The water outlet must be lower than the water inlet, otherwise it will not work. This gravel vacuum for aquarium set contains: ·Water changer (86in /7ft, grey) ·Coral Feeder (Length: 10.5'' for small tank, 21''(assemble together) for large aquarium, green, maximum 1oz/30ml ) Material:high quality arylic , rubber, PVC The temperature of the liquid should not exceed 155 °F degree for protecting the coral feeding droppers.