Aquarium Supplies, LED Aquarium Lights, Marine Aquariums, Coral Reef Tanks, Orange County Aquarium Supplies

It worked but it can't reach some corner because the pump.

it worked well on hair algae on rocks and in side corals. It also worked well cleaning the sand. I'd recommend to use a rechargeable 9 volt battery, because when using it with a battery it will quickly drain the battery. However for home use it is also AC wall adaptor operated, so having the ability to use a battery makes it portable for like if you were at a hobby showing.