Powerful Magnetic Cleaner - Aquarium Supplies - Brand New, Unused

Algae removal for glass and acrylic aquariums
Magnetic cleaner
With safety cord

Precautions for use
?Use by placing the knobbed side on the outside of the glass and moving the outside part like scissors.
?The magnets are specially magnetized and will retain their magnetic force permanently.
?The safety cord allows you to retrieve the magnet if it falls inside the aquarium without putting your hand in the water.

This was found while cleaning out my parents' house.
I believe it was purchased because we kept goldfish when I was a child.
It is a new, unused item, but it is an old item to the point where the paper has yellowed.

We appreciate your understanding.