With the splitter, you could dvide one row lights into two lines for extension. Applied to GreenClick landscape lighting spotlights( B07RTHF8YK, B08TBRCM4J) and led path lights(B0763RV7PC, B083SBZ3NY). 2 in 1 splitter - 0.3m leading wire, and 1m extension cord on the left and right. There is a cap at the end, please remove it when using. The splitter with 3.5 x 1.35mm DC interface, it can be connected between the adapter and the first lamp or between lamps. IP65 Waterproof: Tighten the interface to achieve better waterproof effect. The splitter is made of high-quality pure copper, good conductivity, high utilization, long life, good electric effect. One point two interface