AQQA Aquarium Rechargeable Gravel Cleaner,Energy Saving Fish Tank Siphon Vacuum Cleaner,Adjustable Flow Rate,Portable Automatic Water Changer,Remove Dirt Wash Sand Water Circulation Filter 6W 210GPH

⚡【Aquarium Gravel Vacuum Working Three Ways 】Innovative patented design,3 power supply modes can be used, increasing the convenience of daily use: ①used by plugged in. ②fully charged,uesed by disconnect the adapter,can be moved freely without being restricted by the length of the cord and place or high. ③Used while charging,while using,the battery will store electricity at the same time.If the battery is completely exhausted or not used for a long time,please wait charge it a few more hours. ⚡【Diverse Functions,Innovative Screen Filtering】The main function is ①automatic changer water ②sand washer ③debris cleaning ④water filter ⑤water circulationrent,Accessories can be combined according to requirements. The shortest combination of 11inch(can enter the water length), and the longest combination of 35inch (can enter the water length).Both large and small fish tanks can be taken care of.Screen filter can clean sand and collect impurities without changing water. ⚡【3 Grades Adjustable Flow Rotary Switch，With Battery Indicator Light】Different flow grades can be adjusted according to different needs,maximum flow is 210GPH(795H/L).We recommend that you drive to the maximum grade first and then lower the gear. This approach will quickly start the motor and increase the flow rate.You can follow the battery at any time through the battery indicator.It can be used for 2 hours when fully charged. ⚡【Electric Water Changer,Use of the Place and Water Pressure are Unrestricted】Compared with the traditional siphon water changer, the newer can be used whether it is pumping water from high to low or from low to high, and not limited by water pressure. The starting water level must submerge the pump. The water at the bottom of the fish tank can be pumped clean, there is no minimum water level.Free Your Hands,The controller clip can be adjustable according to the thickness of the fish tank. ⚡【Precautions for Use and Possible Problems】please note this before opening the product,make sure there is no water in the hose and the hose is not submerged in water. when in use If air enters the plastic tube cause cannot be sucked up water, please drain the water in the hose and the plastic tube, make sure the hose is not immersed in water, and turn it on again.We have a one-year warranty, please rest assured to use.