Sellers Warm Tips：
1.After installation is complete, switch on the power, Working 5 Seconds then disconnect and subsequently reconnect the air tube, repeat several times for better outcome.
2.In order to achieve the best working results, please use the original accessories.
3.Aquarium air pump is not waterproof, please keep it away from water.
4.Do not put the air pump too low, It's best to above the water level , avoid any possible water backflow.
5.Check the air tube regularly, make sure it is not being blocked, bent, and without any air leakage.
6.When the air output of the pump is decreased or noise is increased, please clean the air inlet.
7.If you use our aquarium air pump have any problem, feel free to let us know .We will help you in 24 hours.
