Aquarium Algae Scrapers-Glass Cleaner Magnetic Brush water pump can be used fully submersible

can be used fully submersible into water or outside water

With low voltage of 12V

5 levels of brightness in total

PRACTICAL TOOL: Perfect for cleaning undesired protein colloid of fish tank

flakes and powders

Aquarium Algae Scrapers-Glass Cleaner Magnetic Brush water pump can be used fully submersibleFeatures: 1. Clean algae and scum off of the inside of your aquarium the easy, fun way! 2. Strong magnetic forces cause the inside cleaning brush to follow the outside handle. Just wipe the outside, and the inside is cleaned! 3. The inside piece floats, so if it becomes separated from the outside piece, it's easy to retrieve. 4. Simply drag the no scratch, felt lined handle and inside your aquarium, the scrubber follows, cleaning as it goes 5.