Feature:1. 7 WAVELENGTHS: The tester has 7 wavelengths, 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nm, which can cover most of the needs of communication engineering maintenance.2. STANDARD INTERFACE: The optical power meter has a wide range of applications and is equipped with a 2.5mm standard interface, which is commonly used with SC, FC and ST connectors.3. INTELLIGENT CHIP: The chip of the optical power meter is an integrated chip of a powerful light source, with a strong light source and stable light emission.4. HIGH ACCURACY: The test data of the optical power meter is accurate, and it has the precise test wavelength of carrier level.5. SILICONE SHELL: The optical power meter adopts a thickened soft silicone shell, which is anti drop and wear resistant to ensure the optical power meter.Specification:Item Type: Fiber Optic Cable TesterMaterial: ABS and siliconeStandard Wavelengths: 850nm, 980nm, 1300nm, 1310nm, 1490nm, 1550nm, 1625nmRed Light Wavelength: 650nmBatteries: 2 x AA batteries (excluded).Package List:1 x Fiber Optic Cable Tester1 x SC Connector1 x Instruction