1 Pair of (1 to 3) MC4 Solar Panel Cable Connectors Adapter 1 Pair of (1 to 3) MC4 Solar Panel Cable Connectors(one female to three male (F/MMM) and one male to three female (M/FFF) Quick & simple assembly processing and simple removal of plugs without the aid of any extra instrument Resistance of extra high & low temperature and fireproof Load capability with big current and high voltage With excellent aging resistance and UV endurance