Wire gauge: 8AWG(8.3mm)Conductor material:Stranded tinned copperInner-core diameter:0.08mmTemperature range:-40C~+125CRated voltage:600VLength:50cmAbout lugs:material: Tinned copper;diameter: 8mm(default);installation : Crimping;Application:Used for connection of car battery, Lithium battery, inverter, etc.Cable lugs for Outdoor RV, boat, car, truck, golf cart, off-grid wind, or solar installationColour:black+redMaterial:copperPackage Contents:2X Battery Inverter Cable SetOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.