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KEDSUM Rechargeable Aquarium Air Pump, Fish Tank Air Pump, Fish Aerator When you go fishing, moving, traveling, bait cooling, transporting bait or minnows When your home is out of power This Rechargeable aquarium air pump will come in handy. It can even save the life of your fishes & aquarium pet. Just in case, It is necessary to prepare an emergency backup aquarium air pump... Fish Tank Aquaculture Outdoor Fishing Firstly, press 2 Seconds, the air pump turn on; Secondly, press again, enter the intermittent state(10 seconds of operation, 10 seconds of stop working) Thirdly, press again, turn off Unlike other air pumps which only have one pump head, this new fish tank oxygen air pump features two vents, so it supports provide oxygen to two fish tanks simultaneously. You also can put them together in one fish tank to produce more bubbles according to your needs There is a Clip on the pump to hang on the desired position. You can take it for fish tank, outdoor fishing, fish transportation and power outages, etc. 1. The pump is NOT SUBMERSIBLE, please do not put it into aquarium. Keep it dry. 2. If you don't use often, please every 3 months storage time of about 8 hours supplemental power, so as not to affect battery life. 3. When charging, the light bar is blcking; the light bar will change green when it's fully cahrge( The charging time: 4-6 hours) 4. Place air pump above the water level of aquarium. If not, please install a check valve in case backflow and burn the pump. 5. When connect the check valves, please check the arrow, the air pump pointed "➡" to the air stone. 6. The tubes was not prepared to cut, you need to cut the tubes for the air valve as your required.And if you think the tube is not long enough you can prolong it by adding an extra one.







