1High voltage, high current, large range of use, high safety factor. 2The base is made of flame retardant plastic to protect your safety. 3Transparent cover with adhesive slot and sticker for easy identification. 4Stainless steel screw nut ensures that it does not rust in the sea. 5The lower plate is insulated and does not leak when installed on a metal boat / car body. Features:High voltage, high current, large range of use, high safety factor.The base is made of flame retardant plastic to protect your safety.Transparent cover with adhesive slot and sticker for easy identification.Stainless steel screw nut ensures that it does not rust in the sea.The lower plate is insulated and does not leak when installed on a metal boat / car body.Suitable for car, trucks, motor homes, boats, yachts, etc.Specification: Specifications: 4 x M6(1/4 ") studs, 12 x M4(5/32") screws Rated current: 100A Product material: Bolt: Tin plated brass, Base: Plastic fire base Size: 118x46x34mm Weight: Approx. 167g Instructions: Next to M6 is the link to the negative pole, the middle M4 is connected to the negative pole of the device, and the M6 on both ends is connected to the negative pole of the battery.Package list:1 * Bus Bar ">