Is Smart Device : no : Mainland China
Feature :1.Solid glass, nice-looking and uneasy to break,U-shaped air intake2.Check valve with stable performance.3.Bubble counter to bring high counting precision and ultramicropore atomization that helps produce delicate bubbles.4.With CO2 diffuser, you can effectively build up a more considerate CO2 systeMaterial:glass+plasticColor: Package:1setSize:Glass refiner diameter: 2.5cm, cup height: 2.7cm,Suction cup*1 check valve*1 glass U-shaped tube*1 check valve length: 5.5cm; diameter: 0.4cmConversion: 1inch=2.54cm, 1cm=0.393inchesWarm Tip :Please be reminded that due lighting effects, monitor's brightness/contrast settings etc, there could be some slight differences in the colour tone of the website's photo and the actual item.Item Measure by hand, it could be 1cm different,your kind understanding will be much appreciated.















