Electric Optics Waterproof DC Connector will connect two sources together with one easy plug, all while being waterproof. Reinforced wire, along with a secure waterproof connection, this connector is great for outdoor use where the elements come into play. EL Wire is waterproof, but the regular connectors are not. This Waterproof DC Connector allows your connection to be secure and waterproof. The male and female ends snap together, then tightened with a twist so no water can get in. Comes with 1 complete Waterproof DC Connection, both male and female ends, and each end has a 3.5" Lead Wire. Even great for pools!