Unbranded Fish Tank Oxygen Air Pump Aquarium Oxygen Plate Water

Features:
High quality of materials. The material is strong and durable, can be cleaned repeatedly and used for a long time.
Scope of application: Short pillar bubble stone general hose diameter of 4mm; 6cm and above bubble plate general internal diameter 4mm 8mm hose.
Increase oxygen release in fish tank, so that fish will be alive freely in water.
Improving the water environment.
Accelerating the decomposition of harmful substances in water.
A must for fish feeding in fish tank.
Specifications:
Material: mineral stone.
Color: as pictures show.
Package included:
1 * Fish tank oxygen pump.