3 in 1 Modes Gravel Cleaner: Multifunctional vacuum aquarium cleaning tool siphons water changes, eliminates algae, and cleans gravel.
Battery Powered to Free Your Hands: The fish tank filter cleaner works with battery. Free adjust the different lengths: 62/73cm, suitable for both medium and large aquarium. Please don’t use it ceaselessly for more than 30min to 1h.
Simple to Assemble & Use: Installed vacuum gravel cleaner, please keep the water level between the MAX (60cm) and MIN (20cm), then get started switch. The water in aquarium will probably be pumped out robotically through a hose for changing water.
Aquarium Cleaning Serve as: Electric aquarium siphon cleaner for gravel cleaning, sand washing, siphon the fish excreta and other dirt out effectively without requiring a water change.
Feature & Accessories: High safety performance, cordless electric working with best 2 size C type alkaline battery (package now not included). The blue hose length: 75cm.