◆Super quiet; Double disphragm for long life; Come with single double air outlets.
◆Please confirm the parameters of power are consistent before use;Please unplug this appliance if it is noisy or smelly while using it;It must be in a dry circumstance while operating the plug;Make sure the air pump is placed above water level. If the air pump is placed below water level, a check valve is needed to avoid the water in the aquarium from water backflow;The pump is not designed to work submersible, so it is prohibited to place the pump into water.
◆After Service—Don't hesitate to contact us if you have any question when you use it, all the products Sold by JI BO TRADE include a 15 days money-back & 12-month warranty,we will try our best to meet your satisfaction.