ITEM NAME:Head Battery Isolator Cut Off Power Kill Switch 12v+Key+Waterproof Cover RATP 3C Features : Color: Black+Red Rated current, voltage: 400A 60V Contact resistance: 50M Insulation resistance: 100M Dielectric strength: 1500VAC / 1min Electrical life: 10000 times M8 (8mm) stud electrical connections Chassis circle diameter: 58MM Package include: 1 x Battery Isolator Cut Off Power Kill Switch.1 x Battery Isolator Cut Off Power Kill Switch. M8 (8mm) stud electrical connections. Insulation resistance: 100M. Dielectric strength: 1500VAC / 1min. Color: Black+Red.