1. QUICK LOCATION: This fiber inspector quickly locates fiber breakage and bending points, improving your inspection efficiency. 2. STRONG LIGHT SOURCE: The strong red light emitted by the optical fiber tester allows you to check the wire and construct normally in the dark, making it convenient for your use. 3. LONG BATTERY LIFE: This fiber optic tester is very power-saving, and the battery lasts a long time without replacement. 4. APPLICABLE INTERFACES: This fiber optic tester has a universal standard 2.5mm interface, suitable for SC, FC, ST, and LC interfaces, which is very convenient to use. 5. COMPACT AND PORTABLE: This optical fiber tester is small in size, light in weight, easy to carry, and has a stable output. It is a good tool for optical fiber testing. Item Type: Visual Fault Locator Material: ABS Model: AUA 30G Optical Output Power: >30MW Output Distance: 30km Output Wavelength: 650±10nm Applicable Interface: Standard 2.5mm Interface, SC,FC,ST,LC Operating Temperature: 0-60 ℃ Storage Temperature: -20-70 ℃ Battery Type: 2 x 1.5V AAA Battery (excluding) Package List: 1 x Visual Fault Locator 1 x Sling 1 x Ceramic Core 1 x Instruction