Features:

1. Providing a good scene in your aquarium.
2. Can be fixed at any place with suction cups on it.
3. Easy to clean. Won't be blocked after long time use.
5. Quiet operation,durable, can be reused and washed repeatedly.
5. Transparent, small and good looking, won't take space in your aquarium.
6. Increase oxygen levels, lower CO2 and raise PH, creates water currents.
7. Creates fine bubbles in fish tank while attached to an air pump(air pump and air tube is not included).

Specification:

Size: 9cmx3.3cm
Material: Nano sand
Color: White+transparent

Package Included:
2 x Suction cup
1 x Air regulator
1 x Air bubble stone
1 x Non-return valve
Notice: Suitable for inner diameter 4mm soft tube (not included)

Note:

1.The air stone can be used repeatedly.
2. Soak in water for 15 minutes before use.
3. for long-term use, if there is dirt blockage, and the bubbles is reduced, please take it out of the fish tank and wash it again and again.