Features 1、Wide Application: This optical power meter has a wide range of applications and can be used in fiber optic construction and maintenance, fiber optic communication, fiber optic sensing, optical CAT and other fields. 2、Built In Detector: This light power meter has a built in detector that keeps it well protected from damage and has a longer service life. 3、Multifunctional: This light power meter has a variety of functions, such as automatic shutdown function, wavelength memory function, manual calibration, fiber optic work identification, wide test range, illumination, automatic shutdown, memory wavelength function, work frequency identification, and user's own calibration. 4、Supports Multiple Interfaces: This optical power meter supports SC, FC, ST interfaces, which is very convenient and practical. 5、Single Chip Microprocessor: This light power meter is controlled by a single chip microprocessor for good performance and full functionality. Specification Item Type: Mini Optic Fiber Cable Tester Material: ABS Wavelength Range: 800-1700 Probe Type: InGaAs Measurement Range: -50-+26 Uncertainty: ±5% Standard Wavelength: 850nm, 980nm, 1270nm, 1300nm, 1310nm, 1490nm, 1550nm, 1577nm, 1625nm Display Resolution: Linear Display: 0.1%, Logarithmic Display: 0.01dBm Frequency Recognition: (Hz) 270, 1000, 2000 Static Current: ≤18uA Operating Current: ≤25mA Endurance Time: ≥20H Charging Voltage: 5V Charging Current: ≤500mA Charging Time: ≤3H Automatic Shutdown Time: 10min Power Supply: Rechargeable Lithium Battery, External Input Battery: Rechargeable Lithium Battery 400mAh x 1 ( Shipped With Built In Battery ) Package List 1 x Fiber Optic Power Meter 1 x USB Cable 1 x Portable Rope 1 x Manual