[Full volume weight]: about 800g

[Product name]: air pump of fish tank special oxygen hose/air pump special hose

[Product Specification]: inner diameter 4mm, outer diameter 6mm

[Product features]: high quality air pump for exit pipe oxygen delivery, translucent milky white, different from general air pipes on the market, elasticity and material are better than general air pipes. Durable, reasonable and novel design.

[Usage]: connect to the air pump after connecting with air stone, which can make bubbles appear evenly, increase the contact area with water, and increase the dissolved oxygen within aquarium.