Aquarium Gravel Vacuum Kit - Fish Tank Sand Cleaner Siphon Tool System. Enhance Your Aquarium Maintenance Routine with This Efficient Battery-powered Gravel Cleaner. Perfect for Intermediate Cleaning Tasks, It Expertly Removes Debris Without Disturbing Your Substrate. Equipped with Powerful Suction and an Integrated Mesh Filter, It Ensures Thorough Dirt Removal and Seamlessly Recirculates Clean Water Back into Your Tank. This User-friendly Tool Boasts a Detachable Filter Compartment for Stress-free Cleaning. Please Note That It Requires Batteries, Which Are Not Included, Allowing You to Choose Your Preferred Power Source. Summary of Features: - Designed for Intermediate Gravel Cleaning - Protects Substrate Integrity - Recirculates Clean Water Back into the Tank - Easy-to-clean, Detachable Filter Compartment - Battery-operated (batteries Not Included).