Fangrui Product Details M-c-4 To Xt60i Cable: Y-branch Type One End Is M-c-4 (solar Panel Plug, Male/female), The Other End Is Xt60i Connector, Supports All -4 Output Solar Panels For Charging Xt60i Input Solar Generator.xt60i Connector Is A Kind Of Upgrade Of Xt60, It Be Better Performance At Short Circult/over Charge Protective Etc., It Is More Safety. Wide Usage Connector: Used To Connect Solar Panel And Solar Generator, Universal For All Solar Panel Kits With -4 Connector. You Can Use It To Connect For 100w-200w Solar Panels And S2000 Or S2000 Pro Solar Generators. Also Suitable For Most Of Panels In The Market And For River 2/river 2 Max/river 2 Pro/ 2/ Max (2000)/ Pro Etc. Portable Power Stations. Minimize Power Loss: 12awg Solar Extension Cable, Length 1.5m, Quite Long Enough, But It Is Very Flexible. Tinned Brass Conductor, Designed To Minimize Power Loss, Increase Charging Efficiency. Waterproof Material: High Quality Material Ensures The Transmission In The Stable Situation. Waterproof Rate Up To Ip68 To Endure All We