【Multifuncation Aquarium Gravel Cleaner】The main function is ①automatic changer water ②sand washer ③debris cleaning ④water filter ⑤water shower ⑥water cycle,With this product,make your fish tank cleaning activities are time-saving and efficient. 【Complete Accessories, High Quality】①360° Brush Head，can clean the dirt on the wall of the fish tank ②45 ° Corner Suction Inlet，Used to clean fine sand ③Duckbill Suction Inlet with spatula,Used to absorb debris and feces at the bottom of the fish tank. If can’t suck it up, you can use a Plastic spatula ④360 ° Water Intake Strainer with suction cups,used change water, add water ⑤Gravel Washer with filter sponge,used wash sand ⑥Water Shower with Filter Bag,used turtle showering and filter 【Extendable Handle Suitable For All Fish Tanks】The tube can be extended from 16.9 inches to 33.6 inches,just turn on the switch at the junction of the pipe to extend the pipe.suitable for various sizes of fish tanks,never worry about your hands being not long enough and the fish tank is too high.External switch for easy operation,Please note that the switch is not waterproof, please stay away from water.