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The product is a 2-pack of 18-watt UV light bulbs designed for outdoor use in ponds. These bulbs are specifically for pond clarifiers and come in a size that is suitable for outdoor ponds. The bulbs have a G23 bulb base and are made of clear glass. They are operated by a push-button controller and have a specific use for pond clarification. The bulbs have a long operating life of 8000 hours and are low in weight at 0.29 pounds each. The brand is Coospider-Repta, and they provide UV light for maintaining water clarity in outdoor ponds.

(Ref 749)