🔧 Splice Smart, Work Smart! Separable toolbox design with ample storage and a relaxing stool for those long workdays. 5-inch high-resolution LCD with up to 300x magnification for precise operation. Experience lightning-fast 5-second splicing and 15-second heating for maximum efficiency. Built-in power meter and VFL for real-time connection loss measurement and quality assessment. Equipped with a 3-in-1 fiber holder, this splicer accommodates SM, MM, and more! 5s splice time 3-in-1 fiber holder 7800 mAh battery The VEVOR Fusion Splicer AI-9 is an advanced optical fiber welding machine designed for rapid and efficient splicing. With a remarkable 5-second splice time and a versatile 3-in-1 fiber holder, it supports various fiber types. Its built-in connection loss measurement tools ensure high-quality fiber link assessments, while the portable design and long-lasting battery make it ideal for professionals in the railway and electric power sectors.