Specification Brand : VOYLINTD BulletPoint1 : [High Precision Measurement]With a measu range of -70-10dbm, this optical power meter ensures fast and aurate power measurements without the need for warm-up time, making it ideal for precise testing in various scenarios. BulletPoint2 : [Wide Wavelength Coverage]Equipped with 10 standard wavelengths ranging from 850nm to 1650nm, this fiber cable tester allows for versatile testing capabilities, cate to different fiber optic systems and networks with ease. BulletPoint3 : [Portable and ]Designed for convenience, this handheld optical power meter features a compact and lightweight ABS plastic , making it easy to carry around for on-the-go testing while ensu durability for long-term use. BulletPoint4 : [Reliable Performance]Utilizing a sensitive chip and offe relative power calculation and calibration functions, this optical fiber tester delivers stable and reliable performance, ensu aurate measurements for professional use. BulletPoint5 : [All-in-One Solution]With integrated network testing, red light source, and LED light functions, this multifunctional optical power meter covers a wide range of maintenance needs, providing a comprehensive solution in one device. IncludedComponents : No ItemName : Handheld Optical Power Meter Multifunctional Fiber Cable Tester LED Light 30MW, Measure Range,70,10dbm (20MW) ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 13 centimeters ItemPackageDimensions_Width : 10 centimeters ItemTypeKeyword : network-and-cable-testers Manufacturer : VOYLINTD MeasurementAccuracy : 0.1mm ModelName : VOYLINTD4hu7bgm56q-11 ModelNumber : VOYLINTD4hu7bgm56q-11 NumberOfItems : 1 PartNumber : VOYLINTD4hu7bgm56q-11 ProductDescription : Item Type: Optical Power Tester Model: AUA M70 Material: ABS Power Supply: 2 x AAA battery (battery not included) Power Measurement Range: -70~+10dbm Probe Type: For InGaAs Wavelength Range: 850-1700nm Standard Wavelength (nm): 850, 980, 1270, 1300, 1310, 1490, 1550, 1577, 1625, 1650 Display Resolution: Linear Display: 0.1%, Logarithmic Display: 0.01dBm Working Temperature: -10-60℃ Storage Temperature: -25-70℃ Automatic Shutdown Time: 10 minutes Battery Continuous Working Time: Not less than 40 hours