Limpiador eléctrico de grava para acuarios - Cambiador automático de agua

3-in-1 electric aquarium cleaner. Water drains automatically when the pump is switched on, no manual pumping required; cleans the aquarium efficiently and effortlessly. Gravel with suction nozzle, water exchange via hose or filtration of waste from the aquarium with duckling nozzle; meets most requirements for aquarium cleaning. Biochemical cotton for breeding nitrifiers to remove harmful materials; cotton filter for easy filtering of dirt in the tank; effectively improves water quality for fish. Fully removable housing for easy cleaning after use and space-saving.