EASY TO USE & RICH BUBBLES
This is an upgraded version of the aquarium air pump (with Water Flow One-Way Non-Return Check Valve) - Newest
suction cup style fish oxygen pump bubbler, the air pump size is only 5.3x5.3x1.8cm, very portable and
lightweight. with Suction Cup-It easily attaches to any place in the aquarium or fish tank, providing the fish
with richer and tighter air bubbles.
 

STABLE AIRFLOW & ADJUSTABLE CHECK VALVE
This YOUKUKE fish tank oxygen pump is uniquely designed to improve fish health by dissolving oxygen and has a
unique water flow check valve that can be adjusted to ensure that the aquarium or fish tank oxygen pump
maintains stable air pressure and airflow.
 

SUPER QUIET & NO-NOISE
This quiet aquarium air pump adopts an advanced design, driven by a thin piezoelectric ceramic plate, the sound
is ≤35db, no noise, so it is very quiet, better than other styles on the market.
 

ENERGY SAVING & WORK WELL
This small fish oxygen pump has only 1 watt of power consumption, but the working flow is up to 450 ml/Min, with
low consumption and high energy, long life and more environmentally friendly. Perfect for 1-15 Gallon small
aquariums or fish tanks.
 

BETTER FISH AIR PUMP ACCESSORIES
This YOUKUKE aquarium air pump package comes with 1 watt AC power adapter, 1m long air tube, small air stone,
water flow check valve, 1 air pump suction cup, and user manual.
 

Specifications:
Brand: YOUKUKE
Voltage: 220-240V, 50Hz
Power: 1W
Power cable length: About 1 meter
Max flow rate: 450 ml/Min
Pressure: 12Kpa
Noise: ≤35dB, nearly NO noise
Air tube Length: About 1 meter
Air tube Inner diameter: Standard 4mm
Air tube Outer diameter: Standard 6mm
Check valve: Yes
Suitable for fish tank: 1-15 Gallon
Air pump size: 5.3x5.3x1.8cm
Net weight: 121g
 

One-Way Non-Return Check Valves
Water backflow will always happen when the pump is turned off or the power source is interrupted. It will stop
oxygen supplement and, worst of all, damage your air pump. The non-return check valves are necessities in the
house of aquatic lovers. Made of durable plastic and designed to fit most common aquarium air pumps, the valves
can effectively prevent water from back siphoning and ensure smooth airflow. Essential for the most meticulous
aeration setup in your fish tanks.
 

How to Install:
1. Before use, clean and dry the 2 ends of the tubing which is connected to the valve to ensure tight
connection.
2. Check the right direction of the valve to make sure that it is consistent with the direction of air flow.
3. Insert the check valve into the tubing carefully and link them completely.

Tips: If the valve restricts air flow in both directions, please stick something into the hole on the inlet side
of the valve to poke it open. And then the valve will allow for an unobstructed passageway for airflow.
 

Packing List:
1x Mini aquarium air pump (EU Plug)
1x Air tube (1m)
1x Air stone
1x Non-return check valve
1x Suction cup for air pump
1x User manual