【Can measure the wavelength】10 standard measurement wavelength: 850/980/1270/1300/1310/1490/1550/1577/1625/1650 nm, testing scope: - 70 DBM - + 10 DBM.
【3 in 1 Function】Optical power meter and 10km Visual fault locator (VFL) and LED lighting. It requires 2 AAA batteries. (Note: Batteries are not included in the package)
【Specialization】High measurement accuracy, measurement error is less than ±0.2dB. Support user calibration.
【Intelligent】Support backlight selection and automatic shutdown. It can store up to 500 sets of data and can be viewed at any time.
【Convenient to use】 Fall prevention, small size, light weight, easy to carry, equipped with hanging rope.