The Penn Plax Super Battery Vac Aquarium Vacuum Cleaner contains stronger and more powerful cleaning action. Features an adjustable extension (with locking system) for deeper aquariums.
Convenient on/off switch, algae vacuum scraper, larger impeller creates more suction, re-usable filter bag and telescoping locking extension tube for larger aquariums. Can also be used to do small water change. Simply attach 1/2" hose (not supplied) to spout or use hose adapter (for 5/8" inner diameter tubing).