Package Includes4 Pack of LC female to SC female adapter. ^^ FunctionUsed for connecting LC fiber optic cables and SC fiber optic cables. ^^ MaterialMade of high-quality metal, it has good corrosion resistance and a long service life. ^^ Low lossThe LC female to SC female adapter has a sleeve with high-precision zirconia ceramic ferrule, providing high dimensional accuracy. Low insertion loss and high stability. ^^ Widely ApplicationApply to telecommunications-CATV engineering and maintenance, optic network maintenance, optical measurement drive engineering, and other fiber-optic projects.