This mini frosted safety fuse holder is specifically designed for car audio system upgrades. It is compatible with all car models and has an original - factory matching relationship, providing stable and reliable protection for your car audio system. It is made of zinc alloy material, weighing only 61g. It is both durable and lightweight, making it easy to carry. There are multiple specifications available, including 30A, 40A, 60A, 80A, 100A, and 150A, which can meet different current requirements. In terms of design, it has been carefully polished to present a frosted texture. This not only gives it an exquisite appearance but also effectively prevents scratches and fingerprint residues. This unique design makes it stand out among many similar products and makes it an ideal choice for car audio system upgrades. It has a wide range of uses. Whether for daily driving or professional car audio system upgrades, it can play an important role. As a power fuse holder and circuit breaker, it can cut off the power supply in time when the circuit is overloaded or short - circuited, protecting car audio equipment from damage and ensuring your driving safety and audio experience. This product is sold well in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. It also has an authorized private brand, so its quality is trustworthy. Choosing it means choosing peace of mind and protection.