The aquarium fish bubble light better match to use with our air pump to produce colour bubbles which will make perfect effect. Please note the aquarium fish bubble lights in our store .You can copy the following ASIN code to search our aquarium air pump in amazon search bar. The ASIN code are: B07YDPYH87 | Airstone for oxygen supply/fish tank aeration, round disc shapes can stay steady at the bottom of your tank, and produce more small air bubbles which would add dissolved oxygen rate, always keep your fish vivid and lively | Fish tank air bubble stone made from non-toxic mineral material, with high temperature sintering, safe, durable, washable, it is safe to use in your aquarium. For first time use, we recommend you wash it with tap water and sock it with tank water for 1-2 hours | The air bubble light doesn't generate itself,it need to be used with the air pump（not included），which you can find in our shop | Submersible multi-colored LED lights add beauty to your aquarium. 90 days money back or replacement service and lifetime technique support. (If any question, pls feel free to contact us)

The fish feeder made of ABS plastic，The capacity : 0.175L，Weight: 0.285KG | In order to avoid gear misalignment caused by the feeder does not work，Please do not rotate the storage box manually | Feeder suitable for pelleted feed，particle feed,flake feed,small strip of feed | Automatic feeding 1 to 4 times daily and please use 2×"AA"1.5V alkaline batteries | Automatic fish feeder great fish feeder for everyday use whether you are home or away