Check the listing for details. Fiber Optic -50 ~ +26 dBm Power Meter Tester Fault locator FC SC ST LC CATV CCTV. Condition: New. Listed at 123.90 USD. This optical power meter is for verifying fiver condition and for fiber damage test and equipped with 1.0mm large-area detector. Measures power output, loss in fiber cable or device, loss in a fiber device and identify system problems. With Absolute Power Measurement and Relative Power (loss) Measurement (when working with light source). Used for the installation, debugging and maintenance of fiber network. Used in cable construction and maintenance, optical fiber transmission, optical fiber communication, fiber optical sensor, CATV, etc. Features: Measuring power output (dBm and W) with Wavelength selection: 850, 1300, 1310, 1490, 1550, 1625nm Test loss in fiber (insertion lost test in optical devices). Supports 2.5mm universal connectors. FC is included, (SC/ST/LC connector for option). New REF user-defined Absolute power measurement and relative power(loss) measurement(when working with light source) Optional auto power off function, auto power off indication, auto backlight off function, power status indication, user self-calibration function; can be used in portable type or desktop type Specifications: Power detecting range: -50 to +26dBm Unit selection: dBm, W, dB Standard wavelength (nm): 850, 1300, 1310, 1490, 1550, 1625 New REF user-defined Self-calibration Display resolution: 0.01dBm Wave-length: 800-1700nm Probe: InGaAs Detection limit: ∮ 1.0mm Uncertainty degree: ±5% Supports 2.5mm universal connectors. Optional auto power off function Auto power off indication Auto backlight off function Power status indication Working temperature: -20 ~ +70°C Storage temperature: -30 ~ +80°C Automatic shutdown time: 15min Power supply: 9V battery or AC adaptor Battery Life: 200hrs for 9V battery Meter weight: 275g Meter size: 185 x105 x50mm Set Includes: 1 x Optical Power Meter 1 x English Manual 1 x Protective rubber case 1 x AC adaptor 1 x 9V battery 1 x pack Cotton swab 1 x Carry pouch 1 x Color package box