Item Type: Optical Time Domain Reflectometer_x000D_Material: ABS_x000D_Model: AUA800U_x000D_Connector Model: UPC_x000D_Wavelength: 1310nm 1550nm_x000D_Test Range: 5m to 100km_x000D_Display: 4.3 inch touch screen_x000D_Power Supply: Built in 3.7V 4000mah polymer lithium battery (built in)_x000D_Power Supply for rj45 Receiver: 2 x AAA battery (not included)_x000D_Plug Voltage: 110-240V_x000D_Interface:_x000D_VFL red light source interface (2.5mm universal SC FC ST)_x000D_OTDR or stable light source interface (can be changed to SC UPC, FC UPC at will)_x000D_OPM optical power meter interface (2.5mm universal SC FC ST) 1Wide Usage: This tester is used to evaluate FTTx and access net work construction and maintenance, identify fiber breakpoints, measure fiber cable lengths, calculate relative optical power loss. 2Double Wavelength: Mini OTDR test wavelength is 1310nm and 1550nm, the test range is from 5m to 100km, and the dynamic range is 26dB 24dB. 3Multi Interface: The VFL red light source and OPM optical power meter interface can be used for SC and FC ST, the OTDR stable light source interface can be changed to SC or UPC, FC or UPC at will. 4With 4.3in Touch Screen: The meter is equipped with a 4.3in touch screen, which is more convenient for operation. 5ABS Shell: This meter is made of excellent ABS material, which has high strength, great flame retardant, stable and durable.1 x_x000D__x000D_OpticalTimeDomainReflectometer 1 x Manual 1 x Charging Cable 1 x Adapter 1 x SC Adapter 1 x RJ45 Receiver 1 x Storage Bag 1 x Strap