ALEKO TS-C07 MC4 Solar Style Branch 1 Male to 3 Female and 1 Female to 3 Male Panel Cable Connectors 1 Pair of MC4 Solar Panel Cable Connectors: F/MMM and M/FFF Quick & simple assembly processing and simple removal of plugs without the aid of any extra tool Resistance of extra high & low temperature and fireproof Load capability with big current and high voltage Compatible with PV cables with different insulation diameters