• Increase oxygen levels・ lower CO2 and raise PH.
• It is an important instrument to successfully keep aquatic fish for respiration process.
• Durable・ washable and sintered by high temperature.
• Creates bubbles in fish tank while attached to an air pump(air pump is not included).
• Creates water currents and dazzling underwater scenes.
• Color: Gray
• Material: Mineral Stone + Plastic
• Stone Dia:4.00cm/1.57" ;6.00cm/2.36" ;8.00cm/3.15"
• Stone height:1.50cm/ 0.59"
• Connector Size:0.40 x 0.28mm/ 0.16" x 0.11"(Outer Dia*Inner Dia)
• Note:
  Suitable for inner diameter 4mm soft tube.
  Before use・ please immerse it in the water for 15 minutes.
  It it doesn't have bubbles in one part・ please change the pump of higher power.
  It will not work as normal if you attach to the submersible pump.
• Quantity:1Pc

NOTE::

• Size for manual measurement・ there may be a 0 to 2 cm error・ belongs to the normal phenomenon.
• And due to the difference between different monitors・ the picture may not reflect the actual color of the item. Thank you!

• 1PcxAir Stone