3 in 1 Optical Power Meter Network Tester Multifunctional Accurate Optical Fiber Power Meter<br> Item Type: Optical Power Meter<br> Material: ABS<br> Model: TM570AL<br> Wavelength Range: 800-1700nm<br> Optical Connector: Universal connector (SC FC ST)<br> Interface Type: InGaAs<br> Measurement Accuracy Error: <±5%<br> Standard Measurement Wavelength: 850 980 1270 1300 1310 1490 1550 1577 1625 1650nm<br> Display Resolution: Linear display 0.1%, logarithmic display 0.1dBm<br> Identifiable Frequency: 270Hz, 300Hz, 1kHz, 2kHz<br> Power Supply: Li battery 3.7V capacity 700mah (built in)<br> Interface: Micro USB<br> Battery Duration: ≥120h (optical power meter function)<br> Automatic Shutdown Time: 10 minutes<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store