Description: Suitable for auto car, boat or other vehicles use. Offers complete protection for your car audio system. Cuts off the power automatically when the electricity is strong In: 2GA/4GAx1 Out: 2GA/4GAx1 Specification: Voltage: 12V-24V, Current Capability: 100A Dimensions: Approx. 65x60x30mm / 2.6x2.4x1.2inch Package Includes: 1 Piece 100A Fuse Holder