Quantity: 10 piece(s) per pack
Specification: Suitable for adjusting water volume and oxygen volume and regulating airflow, helping increase oxygen and keeping fresh air; Provides healthy environment for fish; Convenient to connect to flexible pipe (diameter: 3mm/0.1"); Screw diameter: 9mm/0.35"
Packing List: 10 x Values
Dimensions: 1.73 in x 0.98 in x 0.47 in (4.4 cm x 2.5 cm x 1.2 cm)
Weight: 0.67 oz (19 g)