OTDR Fiber Optic Tester Fault Breakpoint Finder Optical Time Domain Reflectometer 4 In One ODTR Product Introduction Name: FTTH Special OTDR (4 in 1 OTDR)   The optical time-domain reflectometer (OTDR) is an instrument that analyzes measurement curves to understand the uniformity, defects, fractures, splice coupling and other properties of optical fibres. It can be used to measure optical fiber attenuation, splice loss, fiber fault location and to understand the loss distribution along the length of the fiber, which is an essential tool for fiber optic cable construction, maintenance and monitoring.   Product Features 1. With optical test 2. Data storage 3. One-touch testing 4. Touch screen 5. Compact and portable 6.Long-lasting standby 7.Multi-language support(Portuguese, English, Chinese)   Usage Scenarios Usage Scenarios 1.Broadband network maintenance 2.Surveillance installation and maintenance 3.Line maintenance 4.Low light remediation   Packing List:   Mainframe ODTR*1 Toolbox*1 USB charging cable*1 Power adapter*1 Cleaning swab*1 Instruction manual*1