Feature: 1. Smart Testing: The visual fault locator can test optical fibre breakage and bending as well as achieving end to end fibre identification. 2. Reliable Work: Non contact connection guarantees no damage, and the output power is not likely to be affected by the voltage fluctuations. 3. Simpler Using: Simple operation together with 50km output distance largely simplifies the testing and greatly improves working efficiency. 4. Has A Cleaner: Also has a fiber optic cleaner that is made from anti static resin, suitable for the cleaning of SC, FC and ST fiber optic. 5. Easy Carrying: Powered by 2pcs AA battery, which are not included, the lightweight and compact red light pen is simple to carry and store. Specification: Item Type: Visual Fault Locator Model: AUA H50 Material: Aluminum Alloy Output Power: > 50MW Output Distance: Approx. 50km / 164041.99ft Output Wavelength: 650 ± 10nm Operating Temperature: 0 - +60 ℃ Storage Temperature: -20 - +70 ℃ Battery Type: 2 x 1.5V AA battery, shipped without battery. Fiber Optic Cleaner Material: Anti Static Resin Fiber Optic Cleaner Cleaning Times: > 800 Times Fiber Optic Cleaner Cleaning Effect: 99% Fiber Optic Cleaner Application: Approx. 2.2mm / 0.09in, for SC FC ST. . Package List: 1 x Visual Fault Locator1 x Pen Bag1 x Lanyard1 x Cemaric Core1 x User Manual1 x SC Cleaner