A. This circuit breaker fuse holder, used for the modification and repair of ship and vehicle audio systems, is specifically designed to meet the usage requirements of ships and vehicles. It is suitable for general vehicle models and can adapt to various usage scenarios of vehicles and yachts. B. In terms of design, the fuse holder is made of zinc alloy, which is sturdy and durable, effectively ensuring the product's quality and service life, and providing reliable protection for the electrical systems of ships and vehicles. The product size is 100*43*44 (mm), which is of a moderate size, easy to install in a suitable position on ships and vehicles without taking up too much space. C. It is available in a variety of specifications, including 10A, 15A, 20A, 30A, 40A, 50A, 60A, 80A, 100A, 150A, etc., which can be flexibly selected according to the actual needs of different ships and vehicles to meet the diverse requirements of electrical systems. D. Its voltage range is 12 - 48 (V), the power reaches 10 (W), and the signal - to - noise ratio is 10 (dB). It can work stably and efficiently, providing stable power support for equipment such as ship and vehicle audio systems to ensure the normal operation of the equipment. In addition, when the fuse blows, it can achieve an automatic switching function, effectively protecting the safety of the electrical system and avoiding equipment damage caused by circuit faults. The product only weighs 0.08 (kg), is lightweight and convenient, and is easy to install and use. It has an authorized self - owned brand, and its sales regions include Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, etc., and is trusted by users in various regions. It is a good choice for the insurance protection of ship and vehicle electrical systems.