Polarized Socket, Maximum Current 400A, Color Black, Connection Type Plug-In, Connection Material Tin Plated Copper, Housing Material Plastic, Stainless Steel, Insulation Material Lexan, Features Polarized Power Socket, Attachment Type Side, Top, Compatible Product Type Plug-In Booster Cables, Gauge 4 ga, Length 2 in, Material Tin Plated Copper, Maximum Voltage 24V, Overall Depth 2 in, Overall Height 1 in, Width 2 1/2 in