Volcano: 7 x 5cm
Pearl shell: 6 x 6.5cm
Coral: 5 x 5cm
(Manual measurement, please allow a little error)
Package: 1 x Air Stone
Resin decoration, non-toxic, safe for use, creates water currents and dazzling underwater scenes.
Create abundant small bubbles, suitable for aquarium, fish tank and circulation system
Connect to the air pump to increase oxygen, lower CO2 and raise PH in the aquarium.
It is an important instrument to successfully keep aquatic fish for respiration process.
Stable base, rugged, can be cleaned repeatedly for long time use.