Features Highly Integrated Chip Technology: Features advanced integration for efficient power management and signal modulation, ensuring reliable performance during maintenance tasks Durable Aluminum Alloy Construction: Crafted from premium aluminum alloy, this tool offers exceptional durability and a comfortable grip, making it perfect for long-term use in various environments Enhanced Electrostatic Protection: Utilizes nanotechnology to provide multiple layers of electrostatic protection, safeguarding the device and enhancing its longevity during fiber network tests Lightweight and Portable Design: The pen-type design, combined with a convenient pouch, allows for easy transportation, making it simple to conduct fiber fault checks on the go Versatile Compatibility: Supports 3 different interfaces (ST, FC, SC), ensuring adaptability for various fiber optic setups while maintaining a compact size for effortless storage Features: 1、Highly Integrated Chip: Optical fiber visual fault locator pen using a highly integrated chip, integrating power management, signal modulation, switching control. 2、Multiple Electrostatic Protection: Visual fault locator through fiber optic coupling, optical power packaging, nanotechnology, multiple electrostatic protection, with optical port protection device. 3、Laser Head Stability: Pen fiber optic fault detector, easy to penetrate, long distance fiber, laser head stability, good penetration effect. 4、Standard 2.5mm Interface: Visual fault locator with strong red light, standard 2.5mm interface, non slip handle, comfortable in hand, compact size, easy to put into the pocket, does not take up space, convenient travel. 5、Aluminum Alloy Material: Fiber optic visual fault locator excellent aluminum alloy material, strong performance, resistance, wear resistance and drop resistance. Specification: Item Type: Fiber Optic Visual Fault Locator Material: Aluminum alloy Battery: 1.5V AA batteries x 2 (shipped without batteries) Use: Fiber optic communication detection Working Wavelength: 630nm-670nm Package List: 1 x Fiber Optic Visual Fault Locator 1 x Instruction Manual 1 x Portable Storage Bag 1 x Lanyard Package List 1 x Fiber Optic Visual Fault Locator 1 x Instruction Manual 1 x Portable Storage Bag 1 x Lanyard