Volcano Pump Aquarium Fish Tank

Features: 
Practical and durable home using product. 
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. 
Perfect accessories for better life. 
Green resin, non-toxic, safe for use. 

Specifications: 
Quantity: 1pc 
Material: Resin 
Size: approx. 13*10*13cm/5.11*3.93*5.11'' 
Color: as picture shown 

Notes: 
Please allow 1-3mm error due to manual measurement and there will be different color as different display, please understand. Thanks.