1、5.4 Inch HD Touch Screen: This optical time domain reflectometer adopts 5.4 inch HD touch screen, which can clearly display the data and easy to operate. 2、Multiple Track Viewing: This optic fiber OTDR tester supports multiple track viewing, up to 4 curves can be viewed at the same time for comprehensive analysis and more accurate results. 3、Multifunctional: This optical OTDR meter is multifunctional, with event map function, intelligent link analysis, locating the connection point or fusion point function. 4、Compact And Portable: This OTDR portable optic tester is small in size and light in weight, which is very convenient to carry around and use. 5、Large Capacity Battery: This fiber cable optical tester has a built in large capacity battery that allows the CCTV monitor to work for a long time and is easier to replace. Item Type: Optical Time Domain Reflectometer Material: ABS Model: MT 6510 Memory Card: Shipped With Memory Card Engineering Treasure Battery: 7.4V Lithium Battery x 1(5200mah)( Shipped With Built In Battery) Line Finder: AA x 2( Shipped Without Battery) OTDR Optical Time Domain Reflectometer, 4K and H265, Coaxial HD, High Definition Multimedia Interface, VGA, Network 1610nm 28dB With Optical Detection 5.4 Inch HD Full View Capacitive Touchscreen and for Android 10.0. OTDR Dual Wavelength Fibre Detection, High Dynamic Range, Maximum Measuring Distance 150Km. Event Map Function, Intelligent Link Analysis, Locate Connection Points, Fusion Splicing Points. Multi Track View, Can view up to 4 curves at the same time, comprehensive analysis, more accurate results. Chinese operation and storage of test curves, can zoom and move curves to view details. OTDR test results are saved as files such as EXCEL, PDF or screenshots. Support H.265, 4K main code stream test. Network Test, PING, IP Address Conflict Detection, IP Scanning, etc. Support TVI8MP, CVI8MP, AHD8M . High Definition Multimedia Interface, VGA Input Support Remote Control, Mobile Phone Projection. 1 x Optical Time Domain Reflectometer 1 x Tool Bag 1 x Wire Finder 2 x Hand Ropes 1 x Original Charger 1 x Power Output Conversion Cable 1 x Terminal 1 x Manual 4 x Connection Cables 1 x Accessories 1 x Alcohol Cotton (2PCS)