Welcome to our store! 1、MEASUREMENT RANGE: Optical power meter with LED light, featuring a measurement range of -70-10dBm, accurate measurement, and low error. 2、10 WAVELENGTHS: Supports up to 10 wavelengths: 850nm 980nm 1270nm 1300nm 1310nm 1490nm 1550nm 1577nm 1625nm 1650nm. 3、2.5MM INTERFACE: The optical power meter has a standard 2.5mm interface, universally compatible with SC FC ST adapters, convenient and practical. 4、AUTO SHUTDOWN: In standby mode, the fiber optic attenuation tester automatically shuts down after 10 minutes, effectively saving energy. 5、PORTABLE DESIGN: The fiber attenuation tester features a compact size, comfortable grip, with a large screen that is clear and intuitive. Item Type: Optical Power Meter Model: AUA Y710A Power Measurement Range: -70-10dBm Probe Type: For InGaAs Wavelength Range: 850-1650nm Standard Wavelength: 850nm 980nm 1270nm 1300nm 1310nm 1490nm 1550nm 1577nm 1625nm 1650nm Linear Display: 0.1 % Logarithmic Display: 0.01dBm Working Temperature: -10-60 ℃ Storage Temperature: -25-70 ℃ Battery Continuous Operating Time: Not less than 40 hours Automatic Shutdown Time: 10 minutes Power Supply: 2 x AA battery (not included) 1 x Optical Power Meter 1 x Adapter 1 x User Manual Customers are our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We are committed to providing you with the best after-sales service.