1. This is a circuit breaker specifically designed for vehicles and ships. It has an automatic circuit-breaking protection function and is a resettable circuit switch fuse holder circuit protector. 2. It is made of zinc alloy, being sturdy and durable, and can work stably for a long time in the complex usage environments of vehicles and ships. The product is compactly designed, with dimensions of 74*49*44 (mm), taking up little space and facilitating installation in the limited space of vehicles and ships. 3. This circuit breaker has a wide range of applications. Its voltage range is 12 - 48 (volts), and its power is 10 (watts). It is suitable for various vehicle models and can meet the circuit protection needs of different vehicles and ships. In addition, its signal-to-noise ratio is 10 (decibels), which can effectively ensure the stable transmission of circuit signals. 4. It only weighs 0.087 kilograms, being light and convenient, and will not add extra burden to vehicles and ships. There are multiple specifications available, including 20A, 30A, 40A, 50A, 60A, 70A, 80A, 100A, 120A, 135A, 150A, 200A, 250A and 300A, which can be adapted to the circuit systems of vehicles and ships with different power requirements. 5. This product is sold in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia and the Middle East. It has an authorized own brand and reliable quality. Whether for daily driving or traveling by yacht and RV, it can provide reliable protection for the circuit systems of vehicles and ships.