All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
Nice one way check valve for aquarium and fish tank. Suitable for fresh water and sea water.
Protect your air pump by preventing aquarium water from back siphoning during a power outage.
Tip outside diameter : 5mm; Material : plastic
Total size : 3.5 x 1.8cm / 1.37 x 0.7"(l*d)
Package Content: 10 Pcs x Air Check Valve
Description
Specification:
Material: plastic
Color:Blue
Quantity: 10pcs
Size:
Air Hole Diameter: 5mm/ 0.19inch
Overall Size: 3.5 x1.8cm/ 1.37 x 0.7inch(LxH)
Note:
Please DO NOT use them with CO2 system.
Please check if install correctly.
One check valve is required for each outlet, and two for double-head pumps, and so on.
Package includes:
10pcs x Aquarium Check Valves