Specification:
Power rating: 5W
Voltage rating:220volts
Max pressure: 0.015MPA
Max displacement:3.5L/Min
Size:120X70X55MM
Color:Black with gray
Package weight:11.5 oz/327g
The length of the tube:100cm, 115cm

How to use it:
1.The voltage and the frequency of the air feed pump using must be meet requirements
2.The position of placing the air pump must be higher than that of the aquarium, which can avoid the water flowing into the inside place of the machine following the exhaust pipe
3.Connect the gas piping to the air outlet of the air pump, the uniformly distribute the vesicle stone in the aquarium, switch on power supply and the air pump will be air-entrapping and oxygenation
4.You can choose single air outlet or double air outlet depend on the oxygen demand to reach the ideal air supply and oxygenation
5.The filtration cotton of the air pump and the vesicle stone must be washed and replaced in every three months
6.The air pump should disconnect with the power supply, and placed in the dry environment when do not used

Note:
The air pump can not be used in water or outdoor
You should remember firstly taking out the power supply when it is dropped into water because of careless
You should remember firstly taking out the power supply when find it has the phenomenon of leakage of electricity, and you can use it after check out the reasons and repair it
You can not use the air pump under the temperature of zero

What is included:
1* 3W aquarium air pump
2* Free air stone
2* Free 4mm(Id)*6mm(od) silicone tube

• This is the New aquarium Fish Tank Oxygen Air Pump Hydroponics + 2 Air stone + 2M Silicone Tube, with multifunction, such as, Multi-level muffler, low noise, Oil-free compressed air pure, With regulating valves, can effectively regulate the air displacement. It is High-performance, large volume, this section is ideal for small and medium-sized fish tank plus oxygen. It is perfectly suitable for using at all kinds of high-grade aquarium, aquaculture oxygenation, spout decoration, etc.
• Low-power, economic power-saving, Continuous operation and long service life
• With regulating valves, can effectively regulate the air displacement
• High-performance, large volume, this section is ideal for small and medium-sized fish tank plus oxygen
• Double-headed pump, there are two vents , can provide oxygen to two fish tanks at the same time In order to avoid water flowing backwards, the air pump should be putted above the water more than 20CM or install the check-valve on the outlet pipe