Fiber Visual Fault Locator: This visual fault locator is specifically designed for maintaining fiber optic cables and wires, effectively pinpointing cable defects. Non-Contact: The touchless connection ensures the meter won't damage the fiber or transmitter, and output power remains unaffected by voltage fluctuations. Lightweight and Portable: This compact and lightweight fiber optic pen is energy-efficient and easily portable for outdoor projects. Stable Output: The fiber optic pen boasts a stable output power with a range of up to 10km, making it an essential tool for fiber testing. Aluminum Alloy Housing: This fiber tester features a durable aluminum alloy casing, offering high strength, drop resistance, and long-lasting durability. Item Type: Fiber Visual Fault Locator Material: Aluminum Alloy Optical Output Power: >10MW Output Distance: 10km Output Wavelength: 650±10nm Fiber Adapter: 2.5mm connector Operating Temperature: 0℃ to +60℃ Storage Temperature: -20℃ to +70℃ Battery Type: 2 x 1.5V AA batteries (batteries not included) Package Includes: 1 x Fiber Visual Fault Locator 1 x Pen Bag 1 x Lanyard 1 x Ceramic Ferrule 1 x Manual Customer satisfaction is our top priority. If you encounter any issues with your product upon receipt, such as damage or incorrect quantity, please contact us immediately. We strive to provide the best after-sales service.