Product Description: High-Quality 4-Way Fuse and Relay Box with LED Indicator Upgrade Your Vehicle's Electrical System with Our Reliable Fuse and Relay Box Strong Construction: Crafted from premium PC material, this fuse and relay box boasts excellent electrical insulation, extensibility, and stability. The fuse holder features superior mechanical strength, heat resistance, and flame retardancy, ensuring durability and safety in a wide range of applications. 20A High Output: By drawing power directly from the main power supply, this fuse and relay box reduces the load on your vehicle's original electrical equipment while simultaneously increasing output. This enhances overall performance and reliability. Effective Protection: Designed to safeguard your vehicle's electrical system, the fuse will automatically blow to cut off current if it rises abnormally, preventing damage from overcurrent and overheating. This ensures safe and efficient circuit operation. Practical and Efficient: Our 4-way fuse and relay box streamlines your vehicle's wiring, making it simpler and more organized. This effective design minimizes clutter, reduces the risk of safety hazards, and enhances the overall functionality of your electrical system. LED Indicator Design: Each fuse is paired with an LED indicator that provides immediate visual feedback. When the circuit operates normally, the indicator lights up blue. If a fuse blows, the red light activates, allowing you to quickly identify and address the issue. Enhance your vehicle's electrical management with this versatile 4-way fuse and relay box. Combining robust construction, increased output, and user-friendly features, it is an essential upgrade for maintaining the safety and efficiency of your vehicle’s electrical system.