Simple operation for aquarium cleaning: This electric gravel siphon cleaner is designed for easy maintenance. Simply connect the USB pump, insert the hose into your aquarium, and the siphon vacuum starts automatically, pulling out debris while water is filtered. No manual priming needed—just plug in and begin cleaning your substrate without the mess. Versatile siphon system: Suitable for freshwater and saltwater environments, it works in both aquariums and turtle habitats. The powerful siphon efficiently removes waste from gravel beds during water changes and is also great for draining water from floors or other containers, making it a multi purpose tool for water enthusiasts. Efficient water change technology: This device reduces maintenance compared with traditional methods. The USB powered pump provides steady suction for thorough cleaning without disturbing fish or delicate plants. Complete water changes in minutes rather than hours, saving energy while maintaining optimal tank conditions. Reliable construction with complete accessories: Built from robust materials for long term performance, it includes a USB pump, integrated filter, silicone hose (available in 1, 2, 3, or 5 meter lengths) and a hard hose with suction head. The compact 10 x 3.5 cm design stores easily between cleanings. Applications: ideal for regular gravel cleaning and water changes in freshwater and saltwater tanks; substrate maintenance in turtle habitats; quick drainage or transfer of water from floors or other containers.