1. AllinOne Functionality: The mini 4in1 Fiber optic cable tester combines optical power measurement, wavelength testing, wiring diagnostics, red laser functionality, and crimping testing into a single device. Equipped with a powerful laser head for enhanced penetration and precision. 2. Accurate Optical Power Measurement: Professional Optical power meter, measures optical power with a range of 60 to 8dBm and accuracy ±5%. Supports 850/980/1270/1300/1310/1490/1550/1577/1625/1650nm 10 kinds of wavelength; REF, accuracy: 0.1%mW. Automatically identifies optical power frequency, ensuring precise and reliable results with builtin protective features. 3. Versatile Testing Applications: Multifunction optical power tester with RJ45 crimping testing, ideal for evaluating optical transceivers, receivers, modules, and RJ45 network connections, ing comprehensive diagnostic capabilities for fiber optic and network performance. Automatically verifies the crimping accuracy of crystal plugs for seamless connectivity. 4. Practical Design: Integrated optical power crimping testing tool, features a split design with OPM, VFL, and network cable testing functions. Compact and onthego convenience, ensures accurate jack crimping. 5. Enhanced DisplayDurability: 4in1 Fiber optic tester, equipped with a highdefinition digital screen for clear and vibrant data display, complemented by an impactresistant silicone edge for longlasting protection.