Penn-Plax Battery Vac Aquarium Vacuum Cleaner #BV-1

Battery Vac™ is a fast, easy and reliable tool for cleaning aquarium gravel….for sparkling clear water and healthy fish. Features battery powered motor (requires 2 "C" batteries, not included), re-usable snap-on filter bag and extra extension tube for larger aquariums. Shipping weight: 1 1/4 lbs.