Sera Marin Hydrometer

🐡FUNCTION 1 SAND WASHING: 9.85ft super high head, and the water changer pump can provide a strong flow of up to 396GPH, the power of sand washer is sufficient to quickly change the water, saving half the time compared to manual. In addition, the accessorie has been upgraded with a filter sponge inside, which can block the sand from entering the motor pump and cause blockage. 🐡CLEANING 2 FUNCTION: Our sand algae cleaner have four spliced rigid tubes, which can be extended to 11.4 inch to 40.5 inch according to tank. With brush heads, each corner of the fish tank can be cleaned. Aquarium gravel cleaner can also be used with the duckbill suction port to suck dirt from the corner of the fish tank, and the dung can be easily sucked away. 🐡FUNCTION 3 FILTRATION and WATER CHANGE: Use filter housing, you can directly drain clean water back into the tank. The filter material can be washed and used multiple times, and other filter materials can be replaced. Use water pipe, the water is directly flows out of the tank. It is suitable for very dirty fish tanks. It can also change and add water. The starting water level can be as low as 2in and the pumping as low as 0.3in.

🐠【Sand Washing and Droppings Cleaning】This aquarium gravel cleaner is automatic electric operation which saves time and effort than manual operation. It is your ideal choice. The fish tank siphon can be used to remove any uneaten food, detritus and droppings that are trapped in the gravel which can be fatal to aquarium inhabitants if not removed. The power cord of this vacuum cleaner is 197 inchs long and the hose is 81.5 inchs long, which greatly increases your convenience. 🐠【Electric Working Principle】The greater suction power of the all-copper motor in this aquarium gravel cleaner which is used with impeller supercharging technology. Please remember you need to completely submerge the motor in the water first, then press and hold the start button, the impeller starts to perform a powerful work for your fish tank. If your fish tank is relatively small, when the motor is turned on, you can also take out the submerged motor from water to work. 🐠【Filtering and Water Changing Function】Using the filter housing of this gravel vacuum for aquarium , you can drain clean water directly back to the water tank. The filter material can be cleaned and used multiple times, or it can be replaced with other filter materials. Using a water pipe, water flows directly from the water tank. You can also replace and add water. It is safe to use, equipped with an external independent switch, the adapter is DC 24V, and the power supply is UL certified.