Feature:1. PORTABLE DESIGN: Optical fiber visual fault locator, the output wavelength is 65010nm, the pen design is convenient to hold and carry.2. MAIN FUNCTION: Specially designed for maintenance of optical cable, used to locate cables and detect whether optical fibers are defective.3. GOOD PERFORMANCE: Non contact connection, lossless end face of optical fiber transmitter, output power is not affected by voltage fluctuation.4. ALUMINIUM ALLOY: The optical fiber test pen is made of aluminum alloy, which is resistant to corrosion and oxidation, lightweight and durable.5. WITH ADAPTER: Equipped with FC to LC adapter, the optical fiber pen is applicable to more needs, with stable output and strong practicability.Specification:Item Type: Visual Fault LocatorModel: AUA H50Material: Aluminum AlloyOutput Power: >50MWOutput Distance: 50KMOutput Wavelength: 65010nmOperating Temperature: 0-60Storage Temperature: -20-70Battery Type: 2 x 1.5V AA Battery (not included).Package List:1 x Optical Fiber Pen1 x Pen Bag1 x Hanging Rope1 x Ceramic Core1 x User Manual1 x FC to LC Adapter