RGT 10mW Visual Fault Locator Fiber Optic Cable Tester MQW LD light source Working mode: CW and GLINT FC, SC, ST, LC common interface long detection distance stable power output Rugged case Pen-shaped design, easy to use and carry Locate fiber faults such as breaks and bends OTDR dead zone fault detection Fiber identification from head end face to end face Mechanical transition point optimized FC-LC fiber optic adapter Insertion loss: 0.20dB Mating durability: 500 Socket holding force: 1~2.5N Drop test: 1m drop, 5 drops Operating temperature: -25°c to +70°c Specification: Mini Visual Fault Locator Fiber Optic Pen Cable Fault Locator Mini body, compact and lightweight, easy to carry, even in your pocket Wavelength: 650nm; battery and fiber patch cord not included Connector: Universal 2.