Carefree Fish 30W Electric Aquarium Gravel Cleaner with 6Ft Tubing 6IN1 Automatic Fish Tank Gravel Vacuum Water Changer Wash Sand and Water Circulation (for 20Gal~800Gal Fish Tank) 2.2LbBrand: Carefree Fish Color: Black Blue Features: 6IN1 Functional: Aquarium automatic gravel vacuum kit can effectively achieve : Water changing; Sand washing(When cleaning the sand, it is necessary to use it correctly and avoid allowing the sand to be sucked into the water pump); Debris cleaning; Scrub the fish tank; Water filter; Water cycle. Super Powerful: 30W,110V 60Hz. It helps you quickly change the water, add water, and suck up dirt and