Optical Meter, Portable Fiber Optic Lighting Power Meter, Universal Interface Fiber Tester with LED Illumination, Ergonomic Design, Self-Calibration Function

Specifications: Item Type: Fiber Optical Power Meter Material: ABS Wavelength Range: 800-1700nm Probe Type: Ingaas Interface: 2.5mm General Interface Error: Standard Wavelength: 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm Display Resolution: 0.01dB Operating Temperature: -10℃ to -60℃ Storage Temperature: -25℃ to -70℃ Auto Shutdown Time: 15 min Working Hours: 20 hours LED Flashlight: Supported Power Supply: 2 x AA 1.5V Batteries (not included) How to Use: Install the batteries and follow the instructions. Package Contents: 1 x Modified Fiber Optical Meter