Features:
Due to the bubble counter, you can clearly know the volume of carbon-dioxide through the rising air bubbles from the bottom to regulate the carbon-dioxide supply for plants in the fish tank.
Additionally, it features a non-return function to prevent the backflow when the pressure changes.
It is made of material, so it is durable and reliable.
A small thing will make your fish tank different.
Small and compact,easy to install and replace.
Specifications:
Material: Copper
Color: Silver
Interface specification: Threaded interface: G1/8 thread
Quick screw interface: 4mm, suitable for aquarium co2/oxygen tube 4/6mm air tube
Type:Single Head/Double Head
Package included:1pc x Bubble Counter
Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.

Note:

1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures,,but not the same performance on different bodies as on the model.

2.Compare the detail sizes with yours,please allow 2-4cm differs due to manual measurement for the clothes, thanks All measurement in cm and please note 1cm=0.39inch

1) Buyer's early confirmation will be highly appreciated after receiving the items.
2) Since your feedback is very important to our business's development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service.
3) Please contact us before leaving any negative or neutral feedback. We will work with you to solve any problems.Thank you for your understanding!