LANDEN Aquarium Thermometer for Rimless Tank, Hang-On Style Fish Tank Thermometer, Celsius Degree Version

【3 in 1 Function】: ① Dirt Suction. Gravel Vacuum for Aquarium equipped with a duckbill suction inlet accessory, and it is easy to suck the feces away. ② Sand Washing. Aquarium siphon with 3D Filter Basket Net, protect your love fish and small gravel from suck out of the aquarium. ③ Water Changing. Built-in dual airbags, atmospheric cavity, good resilience, effortless operation. 【Working Principle】: hygger's unique patented design --- equipped with a handle type manual press, which has more operating space and saves labor and brings convenience, by testing the fastest speed is to press 7 times. Sand Washer has 2 thickened airbags inside, which can pump water quickly. And using PP ABS materials, resistance to extrusion, do not worry about airbag damage and leakage, can be used for a long time. 【Easy to Use】: Push the siphon switch of the aquarium siphon vacuum cleaner several times, and make sure that the inlet tube part is full of water, and then observe the outlet hose. After the water continuously flows out, you can stop push and observe whether it will automatically. If not, continue to operate until the water will flow out quickly and automatically. The sand can move up and down in the extension tube to remove debris from your aquarium.

🐠【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.